Home / 25,328.57-34,930.71-16,366.66

Finding the Fourth Proportional to 25,328.57, 34,930.71 and 16,366.66

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Solution

The fourth proportional to 25,328.57, 34,930.71 and 16,366.66 is: 22,571.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,328.57 : 34,930.71 = 16,366.66 : x
  2. Step 2: Convert to fraction form
    25,328.57/34,930.71 = 16,366.66/x
  3. Step 3: Cross multiply
    25,328.57x = 34,930.71 × 16,366.66
  4. Step 4: Simplify right side
    25,328.57x = 571,698,966.80
  5. Step 5: Solve for x
    x = 571,698,966.80/25,328.57
  6. Step 6: Final answer
    x = 22,571.31

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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.