Home / 27,342.32-41,013.54-19,715.22

Finding the Fourth Proportional to 27,342.32, 41,013.54 and 19,715.22

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Solution

The fourth proportional to 27,342.32, 41,013.54 and 19,715.22 is: 29,572.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,342.32 : 41,013.54 = 19,715.22 : x
  2. Step 2: Convert to fraction form
    27,342.32/41,013.54 = 19,715.22/x
  3. Step 3: Cross multiply
    27,342.32x = 41,013.54 × 19,715.22
  4. Step 4: Simplify right side
    27,342.32x = 808,590,964.08
  5. Step 5: Solve for x
    x = 808,590,964.08/27,342.32
  6. Step 6: Final answer
    x = 29,572.88

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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.