Home / 15,610.93-21,541.32-9,237.71

Finding the Fourth Proportional to 15,610.93, 21,541.32 and 9,237.71

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Solution

The fourth proportional to 15,610.93, 21,541.32 and 9,237.71 is: 12,747.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,610.93 : 21,541.32 = 9,237.71 : x
  2. Step 2: Convert to fraction form
    15,610.93/21,541.32 = 9,237.71/x
  3. Step 3: Cross multiply
    15,610.93x = 21,541.32 × 9,237.71
  4. Step 4: Simplify right side
    15,610.93x = 198,992,521.03
  5. Step 5: Solve for x
    x = 198,992,521.03/15,610.93
  6. Step 6: Final answer
    x = 12,747.00

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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.