Home / 66,274.56-99,426.24-21,899.52

Finding the Fourth Proportional to 66,274.56, 99,426.24 and 21,899.52

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Solution

The fourth proportional to 66,274.56, 99,426.24 and 21,899.52 is: 32,854.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,274.56 : 99,426.24 = 21,899.52 : x
  2. Step 2: Convert to fraction form
    66,274.56/99,426.24 = 21,899.52/x
  3. Step 3: Cross multiply
    66,274.56x = 99,426.24 × 21,899.52
  4. Step 4: Simplify right side
    66,274.56x = 2,177,386,931.40
  5. Step 5: Solve for x
    x = 2,177,386,931.40/66,274.56
  6. Step 6: Final answer
    x = 32,854.04

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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.