Home / 10,802.34-16,195.20-9,703.38

Finding the Fourth Proportional to 10,802.34, 16,195.20 and 9,703.38

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Solution

The fourth proportional to 10,802.34, 16,195.20 and 9,703.38 is: 14,547.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,802.34 : 16,195.20 = 9,703.38 : x
  2. Step 2: Convert to fraction form
    10,802.34/16,195.20 = 9,703.38/x
  3. Step 3: Cross multiply
    10,802.34x = 16,195.20 × 9,703.38
  4. Step 4: Simplify right side
    10,802.34x = 157,148,179.78
  5. Step 5: Solve for x
    x = 157,148,179.78/10,802.34
  6. Step 6: Final answer
    x = 14,547.61

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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.