Home / 42,630.82-63,946.14-11,466.10

Finding the Fourth Proportional to 42,630.82, 63,946.14 and 11,466.10

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Solution

The fourth proportional to 42,630.82, 63,946.14 and 11,466.10 is: 17,199.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,630.82 : 63,946.14 = 11,466.10 : x
  2. Step 2: Convert to fraction form
    42,630.82/63,946.14 = 11,466.10/x
  3. Step 3: Cross multiply
    42,630.82x = 63,946.14 × 11,466.10
  4. Step 4: Simplify right side
    42,630.82x = 733,212,835.85
  5. Step 5: Solve for x
    x = 733,212,835.85/42,630.82
  6. Step 6: Final answer
    x = 17,199.13

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.