Home / 17,814.30-26,721.12-6,127.20

Finding the Fourth Proportional to 17,814.30, 26,721.12 and 6,127.20

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Solution

The fourth proportional to 17,814.30, 26,721.12 and 6,127.20 is: 9,190.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,814.30 : 26,721.12 = 6,127.20 : x
  2. Step 2: Convert to fraction form
    17,814.30/26,721.12 = 6,127.20/x
  3. Step 3: Cross multiply
    17,814.30x = 26,721.12 × 6,127.20
  4. Step 4: Simplify right side
    17,814.30x = 163,725,646.46
  5. Step 5: Solve for x
    x = 163,725,646.46/17,814.30
  6. Step 6: Final answer
    x = 9,190.69

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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.