Home / 44,068.78-66,094.68-12,478.60

Finding the Fourth Proportional to 44,068.78, 66,094.68 and 12,478.60

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Solution

The fourth proportional to 44,068.78, 66,094.68 and 12,478.60 is: 18,715.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,068.78 : 66,094.68 = 12,478.60 : x
  2. Step 2: Convert to fraction form
    44,068.78/66,094.68 = 12,478.60/x
  3. Step 3: Cross multiply
    44,068.78x = 66,094.68 × 12,478.60
  4. Step 4: Simplify right side
    44,068.78x = 824,769,073.85
  5. Step 5: Solve for x
    x = 824,769,073.85/44,068.78
  6. Step 6: Final answer
    x = 18,715.50

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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.