Home / 38,415.84-57,618.88-15,058.68

Finding the Fourth Proportional to 38,415.84, 57,618.88 and 15,058.68

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Solution

The fourth proportional to 38,415.84, 57,618.88 and 15,058.68 is: 22,586.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,415.84 : 57,618.88 = 15,058.68 : x
  2. Step 2: Convert to fraction form
    38,415.84/57,618.88 = 15,058.68/x
  3. Step 3: Cross multiply
    38,415.84x = 57,618.88 × 15,058.68
  4. Step 4: Simplify right side
    38,415.84x = 867,664,275.88
  5. Step 5: Solve for x
    x = 867,664,275.88/38,415.84
  6. Step 6: Final answer
    x = 22,586.11

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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.