Home / 14,848.91-20,478.78-10,591.86

Finding the Fourth Proportional to 14,848.91, 20,478.78 and 10,591.86

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Solution

The fourth proportional to 14,848.91, 20,478.78 and 10,591.86 is: 14,607.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,848.91 : 20,478.78 = 10,591.86 : x
  2. Step 2: Convert to fraction form
    14,848.91/20,478.78 = 10,591.86/x
  3. Step 3: Cross multiply
    14,848.91x = 20,478.78 × 10,591.86
  4. Step 4: Simplify right side
    14,848.91x = 216,908,370.73
  5. Step 5: Solve for x
    x = 216,908,370.73/14,848.91
  6. Step 6: Final answer
    x = 14,607.70

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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.