Home / 37,248.28-55,860.48-12,282.72

Finding the Fourth Proportional to 37,248.28, 55,860.48 and 12,282.72

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Solution

The fourth proportional to 37,248.28, 55,860.48 and 12,282.72 is: 18,420.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,248.28 : 55,860.48 = 12,282.72 : x
  2. Step 2: Convert to fraction form
    37,248.28/55,860.48 = 12,282.72/x
  3. Step 3: Cross multiply
    37,248.28x = 55,860.48 × 12,282.72
  4. Step 4: Simplify right side
    37,248.28x = 686,118,634.91
  5. Step 5: Solve for x
    x = 686,118,634.91/37,248.28
  6. Step 6: Final answer
    x = 18,420.14

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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.