Home / 41,421.28-62,070.47-30,423.52

Finding the Fourth Proportional to 41,421.28, 62,070.47 and 30,423.52

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Solution

The fourth proportional to 41,421.28, 62,070.47 and 30,423.52 is: 45,590.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,421.28 : 62,070.47 = 30,423.52 : x
  2. Step 2: Convert to fraction form
    41,421.28/62,070.47 = 30,423.52/x
  3. Step 3: Cross multiply
    41,421.28x = 62,070.47 × 30,423.52
  4. Step 4: Simplify right side
    41,421.28x = 1,888,401,875.10
  5. Step 5: Solve for x
    x = 1,888,401,875.10/41,421.28
  6. Step 6: Final answer
    x = 45,590.14

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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.