Home / 16,381.19-22,604.48-9,576.81

Finding the Fourth Proportional to 16,381.19, 22,604.48 and 9,576.81

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Solution

The fourth proportional to 16,381.19, 22,604.48 and 9,576.81 is: 13,215.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,381.19 : 22,604.48 = 9,576.81 : x
  2. Step 2: Convert to fraction form
    16,381.19/22,604.48 = 9,576.81/x
  3. Step 3: Cross multiply
    16,381.19x = 22,604.48 × 9,576.81
  4. Step 4: Simplify right side
    16,381.19x = 216,478,810.11
  5. Step 5: Solve for x
    x = 216,478,810.11/16,381.19
  6. Step 6: Final answer
    x = 13,215.08

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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.