Home / 15,326.31-22,855.35-15,186.18

Finding the Fourth Proportional to 15,326.31, 22,855.35 and 15,186.18

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Solution

The fourth proportional to 15,326.31, 22,855.35 and 15,186.18 is: 22,646.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,326.31 : 22,855.35 = 15,186.18 : x
  2. Step 2: Convert to fraction form
    15,326.31/22,855.35 = 15,186.18/x
  3. Step 3: Cross multiply
    15,326.31x = 22,855.35 × 15,186.18
  4. Step 4: Simplify right side
    15,326.31x = 347,085,506.71
  5. Step 5: Solve for x
    x = 347,085,506.71/15,326.31
  6. Step 6: Final answer
    x = 22,646.38

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.