Home / 27,889.04-41,665.06-17,947.28

Finding the Fourth Proportional to 27,889.04, 41,665.06 and 17,947.28

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Solution

The fourth proportional to 27,889.04, 41,665.06 and 17,947.28 is: 26,812.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,889.04 : 41,665.06 = 17,947.28 : x
  2. Step 2: Convert to fraction form
    27,889.04/41,665.06 = 17,947.28/x
  3. Step 3: Cross multiply
    27,889.04x = 41,665.06 × 17,947.28
  4. Step 4: Simplify right side
    27,889.04x = 747,774,498.04
  5. Step 5: Solve for x
    x = 747,774,498.04/27,889.04
  6. Step 6: Final answer
    x = 26,812.49

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.