Home / 25,657.54-38,430.15-15,246.34

Finding the Fourth Proportional to 25,657.54, 38,430.15 and 15,246.34

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Solution

The fourth proportional to 25,657.54, 38,430.15 and 15,246.34 is: 22,836.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,657.54 : 38,430.15 = 15,246.34 : x
  2. Step 2: Convert to fraction form
    25,657.54/38,430.15 = 15,246.34/x
  3. Step 3: Cross multiply
    25,657.54x = 38,430.15 × 15,246.34
  4. Step 4: Simplify right side
    25,657.54x = 585,919,133.15
  5. Step 5: Solve for x
    x = 585,919,133.15/25,657.54
  6. Step 6: Final answer
    x = 22,836.14

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.