Home / 37,359.12-56,039.82-13,981.08

Finding the Fourth Proportional to 37,359.12, 56,039.82 and 13,981.08

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Solution

The fourth proportional to 37,359.12, 56,039.82 and 13,981.08 is: 20,972.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,359.12 : 56,039.82 = 13,981.08 : x
  2. Step 2: Convert to fraction form
    37,359.12/56,039.82 = 13,981.08/x
  3. Step 3: Cross multiply
    37,359.12x = 56,039.82 × 13,981.08
  4. Step 4: Simplify right side
    37,359.12x = 783,497,206.61
  5. Step 5: Solve for x
    x = 783,497,206.61/37,359.12
  6. Step 6: Final answer
    x = 20,972.05

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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.