Home / 38,311.47-52,876.11-22,392.81

Finding the Fourth Proportional to 38,311.47, 52,876.11 and 22,392.81

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Solution

The fourth proportional to 38,311.47, 52,876.11 and 22,392.81 is: 30,905.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,311.47 : 52,876.11 = 22,392.81 : x
  2. Step 2: Convert to fraction form
    38,311.47/52,876.11 = 22,392.81/x
  3. Step 3: Cross multiply
    38,311.47x = 52,876.11 × 22,392.81
  4. Step 4: Simplify right side
    38,311.47x = 1,184,044,684.77
  5. Step 5: Solve for x
    x = 1,184,044,684.77/38,311.47
  6. Step 6: Final answer
    x = 30,905.75

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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.