Home / 27,834.59-38,411.69-15,260.15

Finding the Fourth Proportional to 27,834.59, 38,411.69 and 15,260.15

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Solution

The fourth proportional to 27,834.59, 38,411.69 and 15,260.15 is: 21,058.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,834.59 : 38,411.69 = 15,260.15 : x
  2. Step 2: Convert to fraction form
    27,834.59/38,411.69 = 15,260.15/x
  3. Step 3: Cross multiply
    27,834.59x = 38,411.69 × 15,260.15
  4. Step 4: Simplify right side
    27,834.59x = 586,167,882.79
  5. Step 5: Solve for x
    x = 586,167,882.79/27,834.59
  6. Step 6: Final answer
    x = 21,058.98

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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.