Home / 26,339.85-36,346.26-15,728.04

Finding the Fourth Proportional to 26,339.85, 36,346.26 and 15,728.04

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Solution

The fourth proportional to 26,339.85, 36,346.26 and 15,728.04 is: 21,703.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,339.85 : 36,346.26 = 15,728.04 : x
  2. Step 2: Convert to fraction form
    26,339.85/36,346.26 = 15,728.04/x
  3. Step 3: Cross multiply
    26,339.85x = 36,346.26 × 15,728.04
  4. Step 4: Simplify right side
    26,339.85x = 571,655,431.13
  5. Step 5: Solve for x
    x = 571,655,431.13/26,339.85
  6. Step 6: Final answer
    x = 21,703.06

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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.