Home / 38,058.18-52,521.75-21,291.18

Finding the Fourth Proportional to 38,058.18, 52,521.75 and 21,291.18

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Solution

The fourth proportional to 38,058.18, 52,521.75 and 21,291.18 is: 29,382.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,058.18 : 52,521.75 = 21,291.18 : x
  2. Step 2: Convert to fraction form
    38,058.18/52,521.75 = 21,291.18/x
  3. Step 3: Cross multiply
    38,058.18x = 52,521.75 × 21,291.18
  4. Step 4: Simplify right side
    38,058.18x = 1,118,250,033.17
  5. Step 5: Solve for x
    x = 1,118,250,033.17/38,058.18
  6. Step 6: Final answer
    x = 29,382.65

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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.