Home / 38,055.48-57,058.92-18,294.72

Finding the Fourth Proportional to 38,055.48, 57,058.92 and 18,294.72

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Solution

The fourth proportional to 38,055.48, 57,058.92 and 18,294.72 is: 27,430.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,055.48 : 57,058.92 = 18,294.72 : x
  2. Step 2: Convert to fraction form
    38,055.48/57,058.92 = 18,294.72/x
  3. Step 3: Cross multiply
    38,055.48x = 57,058.92 × 18,294.72
  4. Step 4: Simplify right side
    38,055.48x = 1,043,876,964.90
  5. Step 5: Solve for x
    x = 1,043,876,964.90/38,055.48
  6. Step 6: Final answer
    x = 27,430.40

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.