Home / 25,122.99-34,670.16-13,793.55

Finding the Fourth Proportional to 25,122.99, 34,670.16 and 13,793.55

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Solution

The fourth proportional to 25,122.99, 34,670.16 and 13,793.55 is: 19,035.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,122.99 : 34,670.16 = 13,793.55 : x
  2. Step 2: Convert to fraction form
    25,122.99/34,670.16 = 13,793.55/x
  3. Step 3: Cross multiply
    25,122.99x = 34,670.16 × 13,793.55
  4. Step 4: Simplify right side
    25,122.99x = 478,224,585.47
  5. Step 5: Solve for x
    x = 478,224,585.47/25,122.99
  6. Step 6: Final answer
    x = 19,035.34

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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.