Home / 52,089.19-71,883.01-28,215.96

Finding the Fourth Proportional to 52,089.19, 71,883.01 and 28,215.96

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Solution

The fourth proportional to 52,089.19, 71,883.01 and 28,215.96 is: 38,937.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,089.19 : 71,883.01 = 28,215.96 : x
  2. Step 2: Convert to fraction form
    52,089.19/71,883.01 = 28,215.96/x
  3. Step 3: Cross multiply
    52,089.19x = 71,883.01 × 28,215.96
  4. Step 4: Simplify right side
    52,089.19x = 2,028,248,304.89
  5. Step 5: Solve for x
    x = 2,028,248,304.89/52,089.19
  6. Step 6: Final answer
    x = 38,937.99

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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.