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Finding the Fourth Proportional to 58,686.96, 80,983.80 and 33,535.92

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Solution

The fourth proportional to 58,686.96, 80,983.80 and 33,535.92 is: 46,277.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,686.96 : 80,983.80 = 33,535.92 : x
  2. Step 2: Convert to fraction form
    58,686.96/80,983.80 = 33,535.92/x
  3. Step 3: Cross multiply
    58,686.96x = 80,983.80 × 33,535.92
  4. Step 4: Simplify right side
    58,686.96x = 2,715,866,238.10
  5. Step 5: Solve for x
    x = 2,715,866,238.10/58,686.96
  6. Step 6: Final answer
    x = 46,277.17

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1.5x scale

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.