Home / 27,547.38-38,015.10-14,972.04

Finding the Fourth Proportional to 27,547.38, 38,015.10 and 14,972.04

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Solution

The fourth proportional to 27,547.38, 38,015.10 and 14,972.04 is: 20,661.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,547.38 : 38,015.10 = 14,972.04 : x
  2. Step 2: Convert to fraction form
    27,547.38/38,015.10 = 14,972.04/x
  3. Step 3: Cross multiply
    27,547.38x = 38,015.10 × 14,972.04
  4. Step 4: Simplify right side
    27,547.38x = 569,163,597.80
  5. Step 5: Solve for x
    x = 569,163,597.80/27,547.38
  6. Step 6: Final answer
    x = 20,661.26

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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.