Home / 36,417.89-50,257.63-20,502.91

Finding the Fourth Proportional to 36,417.89, 50,257.63 and 20,502.91

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Solution

The fourth proportional to 36,417.89, 50,257.63 and 20,502.91 is: 28,294.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,417.89 : 50,257.63 = 20,502.91 : x
  2. Step 2: Convert to fraction form
    36,417.89/50,257.63 = 20,502.91/x
  3. Step 3: Cross multiply
    36,417.89x = 50,257.63 × 20,502.91
  4. Step 4: Simplify right side
    36,417.89x = 1,030,427,753.15
  5. Step 5: Solve for x
    x = 1,030,427,753.15/36,417.89
  6. Step 6: Final answer
    x = 28,294.55

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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.