Home / 15,707.48-23,564.70-5,177.08

Finding the Fourth Proportional to 15,707.48, 23,564.70 and 5,177.08

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Solution

The fourth proportional to 15,707.48, 23,564.70 and 5,177.08 is: 7,766.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,707.48 : 23,564.70 = 5,177.08 : x
  2. Step 2: Convert to fraction form
    15,707.48/23,564.70 = 5,177.08/x
  3. Step 3: Cross multiply
    15,707.48x = 23,564.70 × 5,177.08
  4. Step 4: Simplify right side
    15,707.48x = 121,996,337.08
  5. Step 5: Solve for x
    x = 121,996,337.08/15,707.48
  6. Step 6: Final answer
    x = 7,766.77

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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.