Home / 16,869.09-25,307.20-6,339.20

Finding the Fourth Proportional to 16,869.09, 25,307.20 and 6,339.20

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Solution

The fourth proportional to 16,869.09, 25,307.20 and 6,339.20 is: 9,510.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,869.09 : 25,307.20 = 6,339.20 : x
  2. Step 2: Convert to fraction form
    16,869.09/25,307.20 = 6,339.20/x
  3. Step 3: Cross multiply
    16,869.09x = 25,307.20 × 6,339.20
  4. Step 4: Simplify right side
    16,869.09x = 160,427,473.43
  5. Step 5: Solve for x
    x = 160,427,473.43/16,869.09
  6. Step 6: Final answer
    x = 9,510.14

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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.