Home / 25,215.76-34,797.74-14,608.80

Finding the Fourth Proportional to 25,215.76, 34,797.74 and 14,608.80

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Solution

The fourth proportional to 25,215.76, 34,797.74 and 14,608.80 is: 20,160.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,215.76 : 34,797.74 = 14,608.80 : x
  2. Step 2: Convert to fraction form
    25,215.76/34,797.74 = 14,608.80/x
  3. Step 3: Cross multiply
    25,215.76x = 34,797.74 × 14,608.80
  4. Step 4: Simplify right side
    25,215.76x = 508,353,224.11
  5. Step 5: Solve for x
    x = 508,353,224.11/25,215.76
  6. Step 6: Final answer
    x = 20,160.14

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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.