Home / 18,264.16-25,204.52-9,880.66

Finding the Fourth Proportional to 18,264.16, 25,204.52 and 9,880.66

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Solution

The fourth proportional to 18,264.16, 25,204.52 and 9,880.66 is: 13,635.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,264.16 : 25,204.52 = 9,880.66 : x
  2. Step 2: Convert to fraction form
    18,264.16/25,204.52 = 9,880.66/x
  3. Step 3: Cross multiply
    18,264.16x = 25,204.52 × 9,880.66
  4. Step 4: Simplify right side
    18,264.16x = 249,037,292.58
  5. Step 5: Solve for x
    x = 249,037,292.58/18,264.16
  6. Step 6: Final answer
    x = 13,635.30

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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.