Home / 25,089.19-34,622.03-15,023.25

Finding the Fourth Proportional to 25,089.19, 34,622.03 and 15,023.25

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Solution

The fourth proportional to 25,089.19, 34,622.03 and 15,023.25 is: 20,731.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,089.19 : 34,622.03 = 15,023.25 : x
  2. Step 2: Convert to fraction form
    25,089.19/34,622.03 = 15,023.25/x
  3. Step 3: Cross multiply
    25,089.19x = 34,622.03 × 15,023.25
  4. Step 4: Simplify right side
    25,089.19x = 520,135,449.76
  5. Step 5: Solve for x
    x = 520,135,449.76/25,089.19
  6. Step 6: Final answer
    x = 20,731.46

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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.