Home / 17,191.64-23,726.52-10,478.23

Finding the Fourth Proportional to 17,191.64, 23,726.52 and 10,478.23

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Solution

The fourth proportional to 17,191.64, 23,726.52 and 10,478.23 is: 14,461.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,191.64 : 23,726.52 = 10,478.23 : x
  2. Step 2: Convert to fraction form
    17,191.64/23,726.52 = 10,478.23/x
  3. Step 3: Cross multiply
    17,191.64x = 23,726.52 × 10,478.23
  4. Step 4: Simplify right side
    17,191.64x = 248,611,874.34
  5. Step 5: Solve for x
    x = 248,611,874.34/17,191.64
  6. Step 6: Final answer
    x = 14,461.21

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Double scale
Find fourth proportional to 17,192.64, 23,727.90 and 10,479.23
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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.