Home / 26,863.79-37,069.86-15,534.02

Finding the Fourth Proportional to 26,863.79, 37,069.86 and 15,534.02

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Solution

The fourth proportional to 26,863.79, 37,069.86 and 15,534.02 is: 21,435.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,863.79 : 37,069.86 = 15,534.02 : x
  2. Step 2: Convert to fraction form
    26,863.79/37,069.86 = 15,534.02/x
  3. Step 3: Cross multiply
    26,863.79x = 37,069.86 × 15,534.02
  4. Step 4: Simplify right side
    26,863.79x = 575,843,761.29
  5. Step 5: Solve for x
    x = 575,843,761.29/26,863.79
  6. Step 6: Final answer
    x = 21,435.69

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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.