Home / 36,278.34-54,407.18-14,086.98

Finding the Fourth Proportional to 36,278.34, 54,407.18 and 14,086.98

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Solution

The fourth proportional to 36,278.34, 54,407.18 and 14,086.98 is: 21,126.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,278.34 : 54,407.18 = 14,086.98 : x
  2. Step 2: Convert to fraction form
    36,278.34/54,407.18 = 14,086.98/x
  3. Step 3: Cross multiply
    36,278.34x = 54,407.18 × 14,086.98
  4. Step 4: Simplify right side
    36,278.34x = 766,432,856.52
  5. Step 5: Solve for x
    x = 766,432,856.52/36,278.34
  6. Step 6: Final answer
    x = 21,126.46

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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.