Home / 15,537.90-21,442.38-9,568.08

Finding the Fourth Proportional to 15,537.90, 21,442.38 and 9,568.08

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Solution

The fourth proportional to 15,537.90, 21,442.38 and 9,568.08 is: 13,204.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,537.90 : 21,442.38 = 9,568.08 : x
  2. Step 2: Convert to fraction form
    15,537.90/21,442.38 = 9,568.08/x
  3. Step 3: Cross multiply
    15,537.90x = 21,442.38 × 9,568.08
  4. Step 4: Simplify right side
    15,537.90x = 205,162,407.23
  5. Step 5: Solve for x
    x = 205,162,407.23/15,537.90
  6. Step 6: Final answer
    x = 13,204.00

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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.