Home / 47,587.18-65,673.04-28,727.14

Finding the Fourth Proportional to 47,587.18, 65,673.04 and 28,727.14

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Solution

The fourth proportional to 47,587.18, 65,673.04 and 28,727.14 is: 39,645.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,587.18 : 65,673.04 = 28,727.14 : x
  2. Step 2: Convert to fraction form
    47,587.18/65,673.04 = 28,727.14/x
  3. Step 3: Cross multiply
    47,587.18x = 65,673.04 × 28,727.14
  4. Step 4: Simplify right side
    47,587.18x = 1,886,598,614.31
  5. Step 5: Solve for x
    x = 1,886,598,614.31/47,587.18
  6. Step 6: Final answer
    x = 39,645.10

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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.