Home / 25,397.13-35,036.37-16,447.58

Finding the Fourth Proportional to 25,397.13, 35,036.37 and 16,447.58

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Solution

The fourth proportional to 25,397.13, 35,036.37 and 16,447.58 is: 22,690.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,397.13 : 35,036.37 = 16,447.58 : x
  2. Step 2: Convert to fraction form
    25,397.13/35,036.37 = 16,447.58/x
  3. Step 3: Cross multiply
    25,397.13x = 35,036.37 × 16,447.58
  4. Step 4: Simplify right side
    25,397.13x = 576,263,323.30
  5. Step 5: Solve for x
    x = 576,263,323.30/25,397.13
  6. Step 6: Final answer
    x = 22,690.10

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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.