Home / 44,495.20-66,742.80-21,167.20

Finding the Fourth Proportional to 44,495.20, 66,742.80 and 21,167.20

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Solution

The fourth proportional to 44,495.20, 66,742.80 and 21,167.20 is: 31,750.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,495.20 : 66,742.80 = 21,167.20 : x
  2. Step 2: Convert to fraction form
    44,495.20/66,742.80 = 21,167.20/x
  3. Step 3: Cross multiply
    44,495.20x = 66,742.80 × 21,167.20
  4. Step 4: Simplify right side
    44,495.20x = 1,412,758,196.16
  5. Step 5: Solve for x
    x = 1,412,758,196.16/44,495.20
  6. Step 6: Final answer
    x = 31,750.80

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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.