Home / 44,586.18-66,889.26-13,423.86

Finding the Fourth Proportional to 44,586.18, 66,889.26 and 13,423.86

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Solution

The fourth proportional to 44,586.18, 66,889.26 and 13,423.86 is: 20,138.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,586.18 : 66,889.26 = 13,423.86 : x
  2. Step 2: Convert to fraction form
    44,586.18/66,889.26 = 13,423.86/x
  3. Step 3: Cross multiply
    44,586.18x = 66,889.26 × 13,423.86
  4. Step 4: Simplify right side
    44,586.18x = 897,912,061.74
  5. Step 5: Solve for x
    x = 897,912,061.74/44,586.18
  6. Step 6: Final answer
    x = 20,138.80

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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.