Home / 42,052.84-58,001.70-28,619.88

Finding the Fourth Proportional to 42,052.84, 58,001.70 and 28,619.88

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Solution

The fourth proportional to 42,052.84, 58,001.70 and 28,619.88 is: 39,474.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,052.84 : 58,001.70 = 28,619.88 : x
  2. Step 2: Convert to fraction form
    42,052.84/58,001.70 = 28,619.88/x
  3. Step 3: Cross multiply
    42,052.84x = 58,001.70 × 28,619.88
  4. Step 4: Simplify right side
    42,052.84x = 1,660,001,693.80
  5. Step 5: Solve for x
    x = 1,660,001,693.80/42,052.84
  6. Step 6: Final answer
    x = 39,474.19

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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.