Home / 25,164.70-34,728.66-14,263.18

Finding the Fourth Proportional to 25,164.70, 34,728.66 and 14,263.18

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Solution

The fourth proportional to 25,164.70, 34,728.66 and 14,263.18 is: 19,683.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,164.70 : 34,728.66 = 14,263.18 : x
  2. Step 2: Convert to fraction form
    25,164.70/34,728.66 = 14,263.18/x
  3. Step 3: Cross multiply
    25,164.70x = 34,728.66 × 14,263.18
  4. Step 4: Simplify right side
    25,164.70x = 495,341,128.74
  5. Step 5: Solve for x
    x = 495,341,128.74/25,164.70
  6. Step 6: Final answer
    x = 19,683.97

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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.