Home / 27,598.62-38,091.34-15,663.06

Finding the Fourth Proportional to 27,598.62, 38,091.34 and 15,663.06

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Solution

The fourth proportional to 27,598.62, 38,091.34 and 15,663.06 is: 21,618.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,598.62 : 38,091.34 = 15,663.06 : x
  2. Step 2: Convert to fraction form
    27,598.62/38,091.34 = 15,663.06/x
  3. Step 3: Cross multiply
    27,598.62x = 38,091.34 × 15,663.06
  4. Step 4: Simplify right side
    27,598.62x = 596,626,943.90
  5. Step 5: Solve for x
    x = 596,626,943.90/27,598.62
  6. Step 6: Final answer
    x = 21,618.00

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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.