Home / 42,445.44-63,668.16-11,283.84

Finding the Fourth Proportional to 42,445.44, 63,668.16 and 11,283.84

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Solution

The fourth proportional to 42,445.44, 63,668.16 and 11,283.84 is: 16,925.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,445.44 : 63,668.16 = 11,283.84 : x
  2. Step 2: Convert to fraction form
    42,445.44/63,668.16 = 11,283.84/x
  3. Step 3: Cross multiply
    42,445.44x = 63,668.16 × 11,283.84
  4. Step 4: Simplify right side
    42,445.44x = 718,421,330.53
  5. Step 5: Solve for x
    x = 718,421,330.53/42,445.44
  6. Step 6: Final answer
    x = 16,925.76

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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.