Home / 58,472.17-87,686.48-21,022.02

Finding the Fourth Proportional to 58,472.17, 87,686.48 and 21,022.02

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Solution

The fourth proportional to 58,472.17, 87,686.48 and 21,022.02 is: 31,525.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,472.17 : 87,686.48 = 21,022.02 : x
  2. Step 2: Convert to fraction form
    58,472.17/87,686.48 = 21,022.02/x
  3. Step 3: Cross multiply
    58,472.17x = 87,686.48 × 21,022.02
  4. Step 4: Simplify right side
    58,472.17x = 1,843,346,988.84
  5. Step 5: Solve for x
    x = 1,843,346,988.84/58,472.17
  6. Step 6: Final answer
    x = 31,525.20

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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.