Home / 24,927.54-34,398.45-13,749.78

Finding the Fourth Proportional to 24,927.54, 34,398.45 and 13,749.78

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Solution

The fourth proportional to 24,927.54, 34,398.45 and 13,749.78 is: 18,973.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,927.54 : 34,398.45 = 13,749.78 : x
  2. Step 2: Convert to fraction form
    24,927.54/34,398.45 = 13,749.78/x
  3. Step 3: Cross multiply
    24,927.54x = 34,398.45 × 13,749.78
  4. Step 4: Simplify right side
    24,927.54x = 472,971,119.84
  5. Step 5: Solve for x
    x = 472,971,119.84/24,927.54
  6. Step 6: Final answer
    x = 18,973.84

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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.