Home / 38,348.16-57,503.40-14,315.76

Finding the Fourth Proportional to 38,348.16, 57,503.40 and 14,315.76

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Solution

The fourth proportional to 38,348.16, 57,503.40 and 14,315.76 is: 21,466.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,348.16 : 57,503.40 = 14,315.76 : x
  2. Step 2: Convert to fraction form
    38,348.16/57,503.40 = 14,315.76/x
  3. Step 3: Cross multiply
    38,348.16x = 57,503.40 × 14,315.76
  4. Step 4: Simplify right side
    38,348.16x = 823,204,873.58
  5. Step 5: Solve for x
    x = 823,204,873.58/38,348.16
  6. Step 6: Final answer
    x = 21,466.61

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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.