Home / 25,439.29-35,106.33-14,109.85

Finding the Fourth Proportional to 25,439.29, 35,106.33 and 14,109.85

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Solution

The fourth proportional to 25,439.29, 35,106.33 and 14,109.85 is: 19,471.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,439.29 : 35,106.33 = 14,109.85 : x
  2. Step 2: Convert to fraction form
    25,439.29/35,106.33 = 14,109.85/x
  3. Step 3: Cross multiply
    25,439.29x = 35,106.33 × 14,109.85
  4. Step 4: Simplify right side
    25,439.29x = 495,345,050.35
  5. Step 5: Solve for x
    x = 495,345,050.35/25,439.29
  6. Step 6: Final answer
    x = 19,471.65

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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.