Home / 38,461.15-53,073.79-22,108.87

Finding the Fourth Proportional to 38,461.15, 53,073.79 and 22,108.87

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Solution

The fourth proportional to 38,461.15, 53,073.79 and 22,108.87 is: 30,508.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,461.15 : 53,073.79 = 22,108.87 : x
  2. Step 2: Convert to fraction form
    38,461.15/53,073.79 = 22,108.87/x
  3. Step 3: Cross multiply
    38,461.15x = 53,073.79 × 22,108.87
  4. Step 4: Simplify right side
    38,461.15x = 1,173,401,523.52
  5. Step 5: Solve for x
    x = 1,173,401,523.52/38,461.15
  6. Step 6: Final answer
    x = 30,508.75

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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.