Home / 25,899.22-35,746.80-18,337.60

Finding the Fourth Proportional to 25,899.22, 35,746.80 and 18,337.60

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Solution

The fourth proportional to 25,899.22, 35,746.80 and 18,337.60 is: 25,310.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,899.22 : 35,746.80 = 18,337.60 : x
  2. Step 2: Convert to fraction form
    25,899.22/35,746.80 = 18,337.60/x
  3. Step 3: Cross multiply
    25,899.22x = 35,746.80 × 18,337.60
  4. Step 4: Simplify right side
    25,899.22x = 655,510,519.68
  5. Step 5: Solve for x
    x = 655,510,519.68/25,899.22
  6. Step 6: Final answer
    x = 25,310.05

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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.