Home / 44,426.40-66,615.30-18,101.40

Finding the Fourth Proportional to 44,426.40, 66,615.30 and 18,101.40

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Solution

The fourth proportional to 44,426.40, 66,615.30 and 18,101.40 is: 27,142.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,426.40 : 66,615.30 = 18,101.40 : x
  2. Step 2: Convert to fraction form
    44,426.40/66,615.30 = 18,101.40/x
  3. Step 3: Cross multiply
    44,426.40x = 66,615.30 × 18,101.40
  4. Step 4: Simplify right side
    44,426.40x = 1,205,830,191.42
  5. Step 5: Solve for x
    x = 1,205,830,191.42/44,426.40
  6. Step 6: Final answer
    x = 27,142.20

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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.