Home / 25,498.09-35,200.16-15,943.29

Finding the Fourth Proportional to 25,498.09, 35,200.16 and 15,943.29

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Solution

The fourth proportional to 25,498.09, 35,200.16 and 15,943.29 is: 22,009.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,498.09 : 35,200.16 = 15,943.29 : x
  2. Step 2: Convert to fraction form
    25,498.09/35,200.16 = 15,943.29/x
  3. Step 3: Cross multiply
    25,498.09x = 35,200.16 × 15,943.29
  4. Step 4: Simplify right side
    25,498.09x = 561,206,279.21
  5. Step 5: Solve for x
    x = 561,206,279.21/25,498.09
  6. Step 6: Final answer
    x = 22,009.74

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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.