Home / 27,382.50-37,787.85-14,807.25

Finding the Fourth Proportional to 27,382.50, 37,787.85 and 14,807.25

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Solution

The fourth proportional to 27,382.50, 37,787.85 and 14,807.25 is: 20,434.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,382.50 : 37,787.85 = 14,807.25 : x
  2. Step 2: Convert to fraction form
    27,382.50/37,787.85 = 14,807.25/x
  3. Step 3: Cross multiply
    27,382.50x = 37,787.85 × 14,807.25
  4. Step 4: Simplify right side
    27,382.50x = 559,534,141.91
  5. Step 5: Solve for x
    x = 559,534,141.91/27,382.50
  6. Step 6: Final answer
    x = 20,434.01

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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.