Home / 56,380.32-84,570.24-14,260.80

Finding the Fourth Proportional to 56,380.32, 84,570.24 and 14,260.80

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Solution

The fourth proportional to 56,380.32, 84,570.24 and 14,260.80 is: 21,391.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,380.32 : 84,570.24 = 14,260.80 : x
  2. Step 2: Convert to fraction form
    56,380.32/84,570.24 = 14,260.80/x
  3. Step 3: Cross multiply
    56,380.32x = 84,570.24 × 14,260.80
  4. Step 4: Simplify right side
    56,380.32x = 1,206,039,278.59
  5. Step 5: Solve for x
    x = 1,206,039,278.59/56,380.32
  6. Step 6: Final answer
    x = 21,391.14

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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.