Home / 39,904.90-59,851.71-11,827.92

Finding the Fourth Proportional to 39,904.90, 59,851.71 and 11,827.92

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Solution

The fourth proportional to 39,904.90, 59,851.71 and 11,827.92 is: 17,740.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,904.90 : 59,851.71 = 11,827.92 : x
  2. Step 2: Convert to fraction form
    39,904.90/59,851.71 = 11,827.92/x
  3. Step 3: Cross multiply
    39,904.90x = 59,851.71 × 11,827.92
  4. Step 4: Simplify right side
    39,904.90x = 707,921,462.19
  5. Step 5: Solve for x
    x = 707,921,462.19/39,904.90
  6. Step 6: Final answer
    x = 17,740.21

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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.