Home / 38,040.19-57,049.13-14,330.63

Finding the Fourth Proportional to 38,040.19, 57,049.13 and 14,330.63

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Solution

The fourth proportional to 38,040.19, 57,049.13 and 14,330.63 is: 21,491.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,040.19 : 57,049.13 = 14,330.63 : x
  2. Step 2: Convert to fraction form
    38,040.19/57,049.13 = 14,330.63/x
  3. Step 3: Cross multiply
    38,040.19x = 57,049.13 × 14,330.63
  4. Step 4: Simplify right side
    38,040.19x = 817,549,616.95
  5. Step 5: Solve for x
    x = 817,549,616.95/38,040.19
  6. Step 6: Final answer
    x = 21,491.74

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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.