Home / 52,065.20-71,848.44-29,405.12

Finding the Fourth Proportional to 52,065.20, 71,848.44 and 29,405.12

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Solution

The fourth proportional to 52,065.20, 71,848.44 and 29,405.12 is: 40,578.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,065.20 : 71,848.44 = 29,405.12 : x
  2. Step 2: Convert to fraction form
    52,065.20/71,848.44 = 29,405.12/x
  3. Step 3: Cross multiply
    52,065.20x = 71,848.44 × 29,405.12
  4. Step 4: Simplify right side
    52,065.20x = 2,112,712,000.01
  5. Step 5: Solve for x
    x = 2,112,712,000.01/52,065.20
  6. Step 6: Final answer
    x = 40,578.20

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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.