Home / 58,857.20-88,288.52-19,417.76

Finding the Fourth Proportional to 58,857.20, 88,288.52 and 19,417.76

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Solution

The fourth proportional to 58,857.20, 88,288.52 and 19,417.76 is: 29,127.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,857.20 : 88,288.52 = 19,417.76 : x
  2. Step 2: Convert to fraction form
    58,857.20/88,288.52 = 19,417.76/x
  3. Step 3: Cross multiply
    58,857.20x = 88,288.52 × 19,417.76
  4. Step 4: Simplify right side
    58,857.20x = 1,714,365,292.12
  5. Step 5: Solve for x
    x = 1,714,365,292.12/58,857.20
  6. Step 6: Final answer
    x = 29,127.54

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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.