Home / 44,288.80-66,433.98-13,124.80

Finding the Fourth Proportional to 44,288.80, 66,433.98 and 13,124.80

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Solution

The fourth proportional to 44,288.80, 66,433.98 and 13,124.80 is: 19,687.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,288.80 : 66,433.98 = 13,124.80 : x
  2. Step 2: Convert to fraction form
    44,288.80/66,433.98 = 13,124.80/x
  3. Step 3: Cross multiply
    44,288.80x = 66,433.98 × 13,124.80
  4. Step 4: Simplify right side
    44,288.80x = 871,932,700.70
  5. Step 5: Solve for x
    x = 871,932,700.70/44,288.80
  6. Step 6: Final answer
    x = 19,687.43

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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.