Home / 27,158.01-37,477.40-15,058.43

Finding the Fourth Proportional to 27,158.01, 37,477.40 and 15,058.43

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Solution

The fourth proportional to 27,158.01, 37,477.40 and 15,058.43 is: 20,780.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,158.01 : 37,477.40 = 15,058.43 : x
  2. Step 2: Convert to fraction form
    27,158.01/37,477.40 = 15,058.43/x
  3. Step 3: Cross multiply
    27,158.01x = 37,477.40 × 15,058.43
  4. Step 4: Simplify right side
    27,158.01x = 564,350,804.48
  5. Step 5: Solve for x
    x = 564,350,804.48/27,158.01
  6. Step 6: Final answer
    x = 20,780.27

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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.