Home / 12,535.95-18,877.17-9,272.01

Finding the Fourth Proportional to 12,535.95, 18,877.17 and 9,272.01

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Solution

The fourth proportional to 12,535.95, 18,877.17 and 9,272.01 is: 13,962.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,535.95 : 18,877.17 = 9,272.01 : x
  2. Step 2: Convert to fraction form
    12,535.95/18,877.17 = 9,272.01/x
  3. Step 3: Cross multiply
    12,535.95x = 18,877.17 × 9,272.01
  4. Step 4: Simplify right side
    12,535.95x = 175,029,309.01
  5. Step 5: Solve for x
    x = 175,029,309.01/12,535.95
  6. Step 6: Final answer
    x = 13,962.19

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.