Home / 25,886.44-35,685.64-18,309.16

Finding the Fourth Proportional to 25,886.44, 35,685.64 and 18,309.16

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Solution

The fourth proportional to 25,886.44, 35,685.64 and 18,309.16 is: 25,240.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,886.44 : 35,685.64 = 18,309.16 : x
  2. Step 2: Convert to fraction form
    25,886.44/35,685.64 = 18,309.16/x
  3. Step 3: Cross multiply
    25,886.44x = 35,685.64 × 18,309.16
  4. Step 4: Simplify right side
    25,886.44x = 653,374,092.46
  5. Step 5: Solve for x
    x = 653,374,092.46/25,886.44
  6. Step 6: Final answer
    x = 25,240.01

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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.