Home / 16,810.70-25,228.20-9,407.30

Finding the Fourth Proportional to 16,810.70, 25,228.20 and 9,407.30

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Solution

The fourth proportional to 16,810.70, 25,228.20 and 9,407.30 is: 14,117.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,810.70 : 25,228.20 = 9,407.30 : x
  2. Step 2: Convert to fraction form
    16,810.70/25,228.20 = 9,407.30/x
  3. Step 3: Cross multiply
    16,810.70x = 25,228.20 × 9,407.30
  4. Step 4: Simplify right side
    16,810.70x = 237,329,245.86
  5. Step 5: Solve for x
    x = 237,329,245.86/16,810.70
  6. Step 6: Final answer
    x = 14,117.75

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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.