Home / 26,459.55-36,514.17-15,855.32

Finding the Fourth Proportional to 26,459.55, 36,514.17 and 15,855.32

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Solution

The fourth proportional to 26,459.55, 36,514.17 and 15,855.32 is: 21,880.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,459.55 : 36,514.17 = 15,855.32 : x
  2. Step 2: Convert to fraction form
    26,459.55/36,514.17 = 15,855.32/x
  3. Step 3: Cross multiply
    26,459.55x = 36,514.17 × 15,855.32
  4. Step 4: Simplify right side
    26,459.55x = 578,943,667.31
  5. Step 5: Solve for x
    x = 578,943,667.31/26,459.55
  6. Step 6: Final answer
    x = 21,880.33

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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.