Home / 40,530.04-60,725.20-36,421.24

Finding the Fourth Proportional to 40,530.04, 60,725.20 and 36,421.24

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Solution

The fourth proportional to 40,530.04, 60,725.20 and 36,421.24 is: 54,569.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,530.04 : 60,725.20 = 36,421.24 : x
  2. Step 2: Convert to fraction form
    40,530.04/60,725.20 = 36,421.24/x
  3. Step 3: Cross multiply
    40,530.04x = 60,725.20 × 36,421.24
  4. Step 4: Simplify right side
    40,530.04x = 2,211,687,083.25
  5. Step 5: Solve for x
    x = 2,211,687,083.25/40,530.04
  6. Step 6: Final answer
    x = 54,569.08

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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.