Home / 26,159.88-36,108.54-17,781.24

Finding the Fourth Proportional to 26,159.88, 36,108.54 and 17,781.24

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Solution

The fourth proportional to 26,159.88, 36,108.54 and 17,781.24 is: 24,543.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,159.88 : 36,108.54 = 17,781.24 : x
  2. Step 2: Convert to fraction form
    26,159.88/36,108.54 = 17,781.24/x
  3. Step 3: Cross multiply
    26,159.88x = 36,108.54 × 17,781.24
  4. Step 4: Simplify right side
    26,159.88x = 642,054,615.79
  5. Step 5: Solve for x
    x = 642,054,615.79/26,159.88
  6. Step 6: Final answer
    x = 24,543.48

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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.