Home / 27,167.16-37,490.81-15,844.50

Finding the Fourth Proportional to 27,167.16, 37,490.81 and 15,844.50

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Solution

The fourth proportional to 27,167.16, 37,490.81 and 15,844.50 is: 21,865.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,167.16 : 37,490.81 = 15,844.50 : x
  2. Step 2: Convert to fraction form
    27,167.16/37,490.81 = 15,844.50/x
  3. Step 3: Cross multiply
    27,167.16x = 37,490.81 × 15,844.50
  4. Step 4: Simplify right side
    27,167.16x = 594,023,319.25
  5. Step 5: Solve for x
    x = 594,023,319.25/27,167.16
  6. Step 6: Final answer
    x = 21,865.50

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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.