Home / 25,026.11-34,536.03-13,695.60

Finding the Fourth Proportional to 25,026.11, 34,536.03 and 13,695.60

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Solution

The fourth proportional to 25,026.11, 34,536.03 and 13,695.60 is: 18,899.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,026.11 : 34,536.03 = 13,695.60 : x
  2. Step 2: Convert to fraction form
    25,026.11/34,536.03 = 13,695.60/x
  3. Step 3: Cross multiply
    25,026.11x = 34,536.03 × 13,695.60
  4. Step 4: Simplify right side
    25,026.11x = 472,991,652.47
  5. Step 5: Solve for x
    x = 472,991,652.47/25,026.11
  6. Step 6: Final answer
    x = 18,899.93

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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.