Home / 26,200.25-36,154.59-15,587.82

Finding the Fourth Proportional to 26,200.25, 36,154.59 and 15,587.82

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Solution

The fourth proportional to 26,200.25, 36,154.59 and 15,587.82 is: 21,510.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,200.25 : 36,154.59 = 15,587.82 : x
  2. Step 2: Convert to fraction form
    26,200.25/36,154.59 = 15,587.82/x
  3. Step 3: Cross multiply
    26,200.25x = 36,154.59 × 15,587.82
  4. Step 4: Simplify right side
    26,200.25x = 563,571,241.09
  5. Step 5: Solve for x
    x = 563,571,241.09/26,200.25
  6. Step 6: Final answer
    x = 21,510.15

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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.