Home / 39,916.13-59,867.30-11,835.86

Finding the Fourth Proportional to 39,916.13, 59,867.30 and 11,835.86

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Solution

The fourth proportional to 39,916.13, 59,867.30 and 11,835.86 is: 17,751.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,916.13 : 59,867.30 = 11,835.86 : x
  2. Step 2: Convert to fraction form
    39,916.13/59,867.30 = 11,835.86/x
  3. Step 3: Cross multiply
    39,916.13x = 59,867.30 × 11,835.86
  4. Step 4: Simplify right side
    39,916.13x = 708,580,711.63
  5. Step 5: Solve for x
    x = 708,580,711.63/39,916.13
  6. Step 6: Final answer
    x = 17,751.74

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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.