Home / 27,914.29-38,525.04-15,981.48

Finding the Fourth Proportional to 27,914.29, 38,525.04 and 15,981.48

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Solution

The fourth proportional to 27,914.29, 38,525.04 and 15,981.48 is: 22,056.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,914.29 : 38,525.04 = 15,981.48 : x
  2. Step 2: Convert to fraction form
    27,914.29/38,525.04 = 15,981.48/x
  3. Step 3: Cross multiply
    27,914.29x = 38,525.04 × 15,981.48
  4. Step 4: Simplify right side
    27,914.29x = 615,687,156.26
  5. Step 5: Solve for x
    x = 615,687,156.26/27,914.29
  6. Step 6: Final answer
    x = 22,056.35

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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.