Home / 10,266.10-15,411.30-10,193.20

Finding the Fourth Proportional to 10,266.10, 15,411.30 and 10,193.20

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Solution

The fourth proportional to 10,266.10, 15,411.30 and 10,193.20 is: 15,301.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,266.10 : 15,411.30 = 10,193.20 : x
  2. Step 2: Convert to fraction form
    10,266.10/15,411.30 = 10,193.20/x
  3. Step 3: Cross multiply
    10,266.10x = 15,411.30 × 10,193.20
  4. Step 4: Simplify right side
    10,266.10x = 157,090,463.16
  5. Step 5: Solve for x
    x = 157,090,463.16/10,266.10
  6. Step 6: Final answer
    x = 15,301.86

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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.