Home / 37,158.80-55,740-14,969.18

Finding the Fourth Proportional to 37,158.80, 55,740 and 14,969.18

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Solution

The fourth proportional to 37,158.80, 55,740 and 14,969.18 is: 22,454.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,158.80 : 55,740 = 14,969.18 : x
  2. Step 2: Convert to fraction form
    37,158.80/55,740 = 14,969.18/x
  3. Step 3: Cross multiply
    37,158.80x = 55,740 × 14,969.18
  4. Step 4: Simplify right side
    37,158.80x = 834,382,093.20
  5. Step 5: Solve for x
    x = 834,382,093.20/37,158.80
  6. Step 6: Final answer
    x = 22,454.50

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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.