Home / 44,225.81-66,347.46-12,636.15

Finding the Fourth Proportional to 44,225.81, 66,347.46 and 12,636.15

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Solution

The fourth proportional to 44,225.81, 66,347.46 and 12,636.15 is: 18,956.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,225.81 : 66,347.46 = 12,636.15 : x
  2. Step 2: Convert to fraction form
    44,225.81/66,347.46 = 12,636.15/x
  3. Step 3: Cross multiply
    44,225.81x = 66,347.46 × 12,636.15
  4. Step 4: Simplify right side
    44,225.81x = 838,376,456.68
  5. Step 5: Solve for x
    x = 838,376,456.68/44,225.81
  6. Step 6: Final answer
    x = 18,956.73

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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.