Home / 51,581.95-77,380.72-18,294.23

Finding the Fourth Proportional to 51,581.95, 77,380.72 and 18,294.23

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Solution

The fourth proportional to 51,581.95, 77,380.72 and 18,294.23 is: 27,444.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,581.95 : 77,380.72 = 18,294.23 : x
  2. Step 2: Convert to fraction form
    51,581.95/77,380.72 = 18,294.23/x
  3. Step 3: Cross multiply
    51,581.95x = 77,380.72 × 18,294.23
  4. Step 4: Simplify right side
    51,581.95x = 1,415,620,896.43
  5. Step 5: Solve for x
    x = 1,415,620,896.43/51,581.95
  6. Step 6: Final answer
    x = 27,444.11

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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.