Home / 25,569.35-38,370.51-10,778.34

Finding the Fourth Proportional to 25,569.35, 38,370.51 and 10,778.34

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Solution

The fourth proportional to 25,569.35, 38,370.51 and 10,778.34 is: 16,174.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,569.35 : 38,370.51 = 10,778.34 : x
  2. Step 2: Convert to fraction form
    25,569.35/38,370.51 = 10,778.34/x
  3. Step 3: Cross multiply
    25,569.35x = 38,370.51 × 10,778.34
  4. Step 4: Simplify right side
    25,569.35x = 413,570,402.75
  5. Step 5: Solve for x
    x = 413,570,402.75/25,569.35
  6. Step 6: Final answer
    x = 16,174.46

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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.