Home / 26,062.88-35,971.44-15,458.40

Finding the Fourth Proportional to 26,062.88, 35,971.44 and 15,458.40

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Solution

The fourth proportional to 26,062.88, 35,971.44 and 15,458.40 is: 21,335.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,062.88 : 35,971.44 = 15,458.40 : x
  2. Step 2: Convert to fraction form
    26,062.88/35,971.44 = 15,458.40/x
  3. Step 3: Cross multiply
    26,062.88x = 35,971.44 × 15,458.40
  4. Step 4: Simplify right side
    26,062.88x = 556,060,908.10
  5. Step 5: Solve for x
    x = 556,060,908.10/26,062.88
  6. Step 6: Final answer
    x = 21,335.36

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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.