Home / 16,112.05-24,139.45-6,731.40

Finding the Fourth Proportional to 16,112.05, 24,139.45 and 6,731.40

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Solution

The fourth proportional to 16,112.05, 24,139.45 and 6,731.40 is: 10,085.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,112.05 : 24,139.45 = 6,731.40 : x
  2. Step 2: Convert to fraction form
    16,112.05/24,139.45 = 6,731.40/x
  3. Step 3: Cross multiply
    16,112.05x = 24,139.45 × 6,731.40
  4. Step 4: Simplify right side
    16,112.05x = 162,492,392.67
  5. Step 5: Solve for x
    x = 162,492,392.67/16,112.05
  6. Step 6: Final answer
    x = 10,085.15

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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.