Home / 27,058.85-37,341.10-15,122.18

Finding the Fourth Proportional to 27,058.85, 37,341.10 and 15,122.18

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Solution

The fourth proportional to 27,058.85, 37,341.10 and 15,122.18 is: 20,868.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,058.85 : 37,341.10 = 15,122.18 : x
  2. Step 2: Convert to fraction form
    27,058.85/37,341.10 = 15,122.18/x
  3. Step 3: Cross multiply
    27,058.85x = 37,341.10 × 15,122.18
  4. Step 4: Simplify right side
    27,058.85x = 564,678,835.60
  5. Step 5: Solve for x
    x = 564,678,835.60/27,058.85
  6. Step 6: Final answer
    x = 20,868.55

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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.