Home / 51,686.32-77,530.04-29,473.20

Finding the Fourth Proportional to 51,686.32, 77,530.04 and 29,473.20

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Solution

The fourth proportional to 51,686.32, 77,530.04 and 29,473.20 is: 44,210.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,686.32 : 77,530.04 = 29,473.20 : x
  2. Step 2: Convert to fraction form
    51,686.32/77,530.04 = 29,473.20/x
  3. Step 3: Cross multiply
    51,686.32x = 77,530.04 × 29,473.20
  4. Step 4: Simplify right side
    51,686.32x = 2,285,058,374.93
  5. Step 5: Solve for x
    x = 2,285,058,374.93/51,686.32
  6. Step 6: Final answer
    x = 44,210.12

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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.