Home / 39,024.12-53,808.40-28,829.91

Finding the Fourth Proportional to 39,024.12, 53,808.40 and 28,829.91

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Solution

The fourth proportional to 39,024.12, 53,808.40 and 28,829.91 is: 39,752.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,024.12 : 53,808.40 = 28,829.91 : x
  2. Step 2: Convert to fraction form
    39,024.12/53,808.40 = 28,829.91/x
  3. Step 3: Cross multiply
    39,024.12x = 53,808.40 × 28,829.91
  4. Step 4: Simplify right side
    39,024.12x = 1,551,290,916.05
  5. Step 5: Solve for x
    x = 1,551,290,916.05/39,024.12
  6. Step 6: Final answer
    x = 39,752.11

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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.