Home / 44,480.64-66,739.56-19,507.80

Finding the Fourth Proportional to 44,480.64, 66,739.56 and 19,507.80

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Solution

The fourth proportional to 44,480.64, 66,739.56 and 19,507.80 is: 29,269.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,480.64 : 66,739.56 = 19,507.80 : x
  2. Step 2: Convert to fraction form
    44,480.64/66,739.56 = 19,507.80/x
  3. Step 3: Cross multiply
    44,480.64x = 66,739.56 × 19,507.80
  4. Step 4: Simplify right side
    44,480.64x = 1,301,941,988.57
  5. Step 5: Solve for x
    x = 1,301,941,988.57/44,480.64
  6. Step 6: Final answer
    x = 29,269.86

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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.