Home / 25,351.92-34,985.36-14,173.92

Finding the Fourth Proportional to 25,351.92, 34,985.36 and 14,173.92

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Solution

The fourth proportional to 25,351.92, 34,985.36 and 14,173.92 is: 19,559.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,351.92 : 34,985.36 = 14,173.92 : x
  2. Step 2: Convert to fraction form
    25,351.92/34,985.36 = 14,173.92/x
  3. Step 3: Cross multiply
    25,351.92x = 34,985.36 × 14,173.92
  4. Step 4: Simplify right side
    25,351.92x = 495,879,693.81
  5. Step 5: Solve for x
    x = 495,879,693.81/25,351.92
  6. Step 6: Final answer
    x = 19,559.85

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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.