Home / 26,462.79-36,519.84-15,852.20

Finding the Fourth Proportional to 26,462.79, 36,519.84 and 15,852.20

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Solution

The fourth proportional to 26,462.79, 36,519.84 and 15,852.20 is: 21,876.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,462.79 : 36,519.84 = 15,852.20 : x
  2. Step 2: Convert to fraction form
    26,462.79/36,519.84 = 15,852.20/x
  3. Step 3: Cross multiply
    26,462.79x = 36,519.84 × 15,852.20
  4. Step 4: Simplify right side
    26,462.79x = 578,919,625.05
  5. Step 5: Solve for x
    x = 578,919,625.05/26,462.79
  6. Step 6: Final answer
    x = 21,876.74

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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.