Home / 42,425.17-58,507.62-28,833.57

Finding the Fourth Proportional to 42,425.17, 58,507.62 and 28,833.57

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Solution

The fourth proportional to 42,425.17, 58,507.62 and 28,833.57 is: 39,763.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,425.17 : 58,507.62 = 28,833.57 : x
  2. Step 2: Convert to fraction form
    42,425.17/58,507.62 = 28,833.57/x
  3. Step 3: Cross multiply
    42,425.17x = 58,507.62 × 28,833.57
  4. Step 4: Simplify right side
    42,425.17x = 1,686,983,448.68
  5. Step 5: Solve for x
    x = 1,686,983,448.68/42,425.17
  6. Step 6: Final answer
    x = 39,763.74

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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.