Home / 40,044.38-60,070.14-20,317.64

Finding the Fourth Proportional to 40,044.38, 60,070.14 and 20,317.64

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Solution

The fourth proportional to 40,044.38, 60,070.14 and 20,317.64 is: 30,478.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,044.38 : 60,070.14 = 20,317.64 : x
  2. Step 2: Convert to fraction form
    40,044.38/60,070.14 = 20,317.64/x
  3. Step 3: Cross multiply
    40,044.38x = 60,070.14 × 20,317.64
  4. Step 4: Simplify right side
    40,044.38x = 1,220,483,178.92
  5. Step 5: Solve for x
    x = 1,220,483,178.92/40,044.38
  6. Step 6: Final answer
    x = 30,478.27

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1.5x scale

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.