Home / 57,417.48-79,226.49-31,923.12

Finding the Fourth Proportional to 57,417.48, 79,226.49 and 31,923.12

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Solution

The fourth proportional to 57,417.48, 79,226.49 and 31,923.12 is: 44,048.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,417.48 : 79,226.49 = 31,923.12 : x
  2. Step 2: Convert to fraction form
    57,417.48/79,226.49 = 31,923.12/x
  3. Step 3: Cross multiply
    57,417.48x = 79,226.49 × 31,923.12
  4. Step 4: Simplify right side
    57,417.48x = 2,529,156,747.45
  5. Step 5: Solve for x
    x = 2,529,156,747.45/57,417.48
  6. Step 6: Final answer
    x = 44,048.55

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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.