Home / 39,043.97-58,576.89-15,686.81

Finding the Fourth Proportional to 39,043.97, 58,576.89 and 15,686.81

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Solution

The fourth proportional to 39,043.97, 58,576.89 and 15,686.81 is: 23,534.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,043.97 : 58,576.89 = 15,686.81 : x
  2. Step 2: Convert to fraction form
    39,043.97/58,576.89 = 15,686.81/x
  3. Step 3: Cross multiply
    39,043.97x = 58,576.89 × 15,686.81
  4. Step 4: Simplify right side
    39,043.97x = 918,884,543.82
  5. Step 5: Solve for x
    x = 918,884,543.82/39,043.97
  6. Step 6: Final answer
    x = 23,534.61

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1.5x scale

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.