Home / 12,737.47-19,106.23-4,417.50

Finding the Fourth Proportional to 12,737.47, 19,106.23 and 4,417.50

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Solution

The fourth proportional to 12,737.47, 19,106.23 and 4,417.50 is: 6,626.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,737.47 : 19,106.23 = 4,417.50 : x
  2. Step 2: Convert to fraction form
    12,737.47/19,106.23 = 4,417.50/x
  3. Step 3: Cross multiply
    12,737.47x = 19,106.23 × 4,417.50
  4. Step 4: Simplify right side
    12,737.47x = 84,401,839.91
  5. Step 5: Solve for x
    x = 84,401,839.91/12,737.47
  6. Step 6: Final answer
    x = 6,626.26

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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.