Home / 29,355.10-40,510.83-17,428.30

Finding the Fourth Proportional to 29,355.10, 40,510.83 and 17,428.30

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Solution

The fourth proportional to 29,355.10, 40,510.83 and 17,428.30 is: 24,051.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,355.10 : 40,510.83 = 17,428.30 : x
  2. Step 2: Convert to fraction form
    29,355.10/40,510.83 = 17,428.30/x
  3. Step 3: Cross multiply
    29,355.10x = 40,510.83 × 17,428.30
  4. Step 4: Simplify right side
    29,355.10x = 706,034,898.49
  5. Step 5: Solve for x
    x = 706,034,898.49/29,355.10
  6. Step 6: Final answer
    x = 24,051.52

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.