Home / 37,947.80-56,937.90-18,216.20

Finding the Fourth Proportional to 37,947.80, 56,937.90 and 18,216.20

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Solution

The fourth proportional to 37,947.80, 56,937.90 and 18,216.20 is: 27,332.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,947.80 : 56,937.90 = 18,216.20 : x
  2. Step 2: Convert to fraction form
    37,947.80/56,937.90 = 18,216.20/x
  3. Step 3: Cross multiply
    37,947.80x = 56,937.90 × 18,216.20
  4. Step 4: Simplify right side
    37,947.80x = 1,037,192,173.98
  5. Step 5: Solve for x
    x = 1,037,192,173.98/37,947.80
  6. Step 6: Final answer
    x = 27,332.08

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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.