Home / 17,398.40-26,101.15-7,403.13

Finding the Fourth Proportional to 17,398.40, 26,101.15 and 7,403.13

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Solution

The fourth proportional to 17,398.40, 26,101.15 and 7,403.13 is: 11,106.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,398.40 : 26,101.15 = 7,403.13 : x
  2. Step 2: Convert to fraction form
    17,398.40/26,101.15 = 7,403.13/x
  3. Step 3: Cross multiply
    17,398.40x = 26,101.15 × 7,403.13
  4. Step 4: Simplify right side
    17,398.40x = 193,230,188.09
  5. Step 5: Solve for x
    x = 193,230,188.09/17,398.40
  6. Step 6: Final answer
    x = 11,106.21

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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.