Home / 27,158.13-37,477.58-15,058.56

Finding the Fourth Proportional to 27,158.13, 37,477.58 and 15,058.56

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Solution

The fourth proportional to 27,158.13, 37,477.58 and 15,058.56 is: 20,780.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,158.13 : 37,477.58 = 15,058.56 : x
  2. Step 2: Convert to fraction form
    27,158.13/37,477.58 = 15,058.56/x
  3. Step 3: Cross multiply
    27,158.13x = 37,477.58 × 15,058.56
  4. Step 4: Simplify right side
    27,158.13x = 564,358,387.08
  5. Step 5: Solve for x
    x = 564,358,387.08/27,158.13
  6. Step 6: Final answer
    x = 20,780.46

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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.