Home / 15,953.76-22,018.23-8,882.46

Finding the Fourth Proportional to 15,953.76, 22,018.23 and 8,882.46

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Solution

The fourth proportional to 15,953.76, 22,018.23 and 8,882.46 is: 12,258.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,953.76 : 22,018.23 = 8,882.46 : x
  2. Step 2: Convert to fraction form
    15,953.76/22,018.23 = 8,882.46/x
  3. Step 3: Cross multiply
    15,953.76x = 22,018.23 × 8,882.46
  4. Step 4: Simplify right side
    15,953.76x = 195,576,047.25
  5. Step 5: Solve for x
    x = 195,576,047.25/15,953.76
  6. Step 6: Final answer
    x = 12,258.93

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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.