Home / 55,570.95-83,314.50-18,108.65

Finding the Fourth Proportional to 55,570.95, 83,314.50 and 18,108.65

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Solution

The fourth proportional to 55,570.95, 83,314.50 and 18,108.65 is: 27,149.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,570.95 : 83,314.50 = 18,108.65 : x
  2. Step 2: Convert to fraction form
    55,570.95/83,314.50 = 18,108.65/x
  3. Step 3: Cross multiply
    55,570.95x = 83,314.50 × 18,108.65
  4. Step 4: Simplify right side
    55,570.95x = 1,508,713,120.43
  5. Step 5: Solve for x
    x = 1,508,713,120.43/55,570.95
  6. Step 6: Final answer
    x = 27,149.31

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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.