Home / 61,430.48-92,145.76-17,057.28

Finding the Fourth Proportional to 61,430.48, 92,145.76 and 17,057.28

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Solution

The fourth proportional to 61,430.48, 92,145.76 and 17,057.28 is: 25,585.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,430.48 : 92,145.76 = 17,057.28 : x
  2. Step 2: Convert to fraction form
    61,430.48/92,145.76 = 17,057.28/x
  3. Step 3: Cross multiply
    61,430.48x = 92,145.76 × 17,057.28
  4. Step 4: Simplify right side
    61,430.48x = 1,571,756,029.13
  5. Step 5: Solve for x
    x = 1,571,756,029.13/61,430.48
  6. Step 6: Final answer
    x = 25,585.93

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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.