Home / 26,334.85-36,339.36-15,723.04

Finding the Fourth Proportional to 26,334.85, 36,339.36 and 15,723.04

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Solution

The fourth proportional to 26,334.85, 36,339.36 and 15,723.04 is: 21,696.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,334.85 : 36,339.36 = 15,723.04 : x
  2. Step 2: Convert to fraction form
    26,334.85/36,339.36 = 15,723.04/x
  3. Step 3: Cross multiply
    26,334.85x = 36,339.36 × 15,723.04
  4. Step 4: Simplify right side
    26,334.85x = 571,365,210.85
  5. Step 5: Solve for x
    x = 571,365,210.85/26,334.85
  6. Step 6: Final answer
    x = 21,696.16

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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.