Home / 39,428.48-54,410.92-24,315.10

Finding the Fourth Proportional to 39,428.48, 54,410.92 and 24,315.10

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Solution

The fourth proportional to 39,428.48, 54,410.92 and 24,315.10 is: 33,554.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,428.48 : 54,410.92 = 24,315.10 : x
  2. Step 2: Convert to fraction form
    39,428.48/54,410.92 = 24,315.10/x
  3. Step 3: Cross multiply
    39,428.48x = 54,410.92 × 24,315.10
  4. Step 4: Simplify right side
    39,428.48x = 1,323,006,960.89
  5. Step 5: Solve for x
    x = 1,323,006,960.89/39,428.48
  6. Step 6: Final answer
    x = 33,554.60

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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.