Home / 16,506.28-22,763.46-15,313.96

Finding the Fourth Proportional to 16,506.28, 22,763.46 and 15,313.96

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Solution

The fourth proportional to 16,506.28, 22,763.46 and 15,313.96 is: 21,119.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,506.28 : 22,763.46 = 15,313.96 : x
  2. Step 2: Convert to fraction form
    16,506.28/22,763.46 = 15,313.96/x
  3. Step 3: Cross multiply
    16,506.28x = 22,763.46 × 15,313.96
  4. Step 4: Simplify right side
    16,506.28x = 348,598,715.90
  5. Step 5: Solve for x
    x = 348,598,715.90/16,506.28
  6. Step 6: Final answer
    x = 21,119.16

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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.