Home / 27,482.52-37,921.85-15,382.94

Finding the Fourth Proportional to 27,482.52, 37,921.85 and 15,382.94

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Solution

The fourth proportional to 27,482.52, 37,921.85 and 15,382.94 is: 21,226.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,482.52 : 37,921.85 = 15,382.94 : x
  2. Step 2: Convert to fraction form
    27,482.52/37,921.85 = 15,382.94/x
  3. Step 3: Cross multiply
    27,482.52x = 37,921.85 × 15,382.94
  4. Step 4: Simplify right side
    27,482.52x = 583,349,543.24
  5. Step 5: Solve for x
    x = 583,349,543.24/27,482.52
  6. Step 6: Final answer
    x = 21,226.20

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.