Home / 18,264.77-25,205.39-9,881.27

Finding the Fourth Proportional to 18,264.77, 25,205.39 and 9,881.27

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Solution

The fourth proportional to 18,264.77, 25,205.39 and 9,881.27 is: 13,636.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,264.77 : 25,205.39 = 9,881.27 : x
  2. Step 2: Convert to fraction form
    18,264.77/25,205.39 = 9,881.27/x
  3. Step 3: Cross multiply
    18,264.77x = 25,205.39 × 9,881.27
  4. Step 4: Simplify right side
    18,264.77x = 249,061,264.05
  5. Step 5: Solve for x
    x = 249,061,264.05/18,264.77
  6. Step 6: Final answer
    x = 13,636.16

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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.