Home / 44,069.78-66,096.18-12,479.60

Finding the Fourth Proportional to 44,069.78, 66,096.18 and 12,479.60

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Solution

The fourth proportional to 44,069.78, 66,096.18 and 12,479.60 is: 18,717.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,069.78 : 66,096.18 = 12,479.60 : x
  2. Step 2: Convert to fraction form
    44,069.78/66,096.18 = 12,479.60/x
  3. Step 3: Cross multiply
    44,069.78x = 66,096.18 × 12,479.60
  4. Step 4: Simplify right side
    44,069.78x = 824,853,887.93
  5. Step 5: Solve for x
    x = 824,853,887.93/44,069.78
  6. Step 6: Final answer
    x = 18,717.00

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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.