Home / 22,304.16-30,779.10-12,232.26

Finding the Fourth Proportional to 22,304.16, 30,779.10 and 12,232.26

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Solution

The fourth proportional to 22,304.16, 30,779.10 and 12,232.26 is: 16,880.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,304.16 : 30,779.10 = 12,232.26 : x
  2. Step 2: Convert to fraction form
    22,304.16/30,779.10 = 12,232.26/x
  3. Step 3: Cross multiply
    22,304.16x = 30,779.10 × 12,232.26
  4. Step 4: Simplify right side
    22,304.16x = 376,497,953.77
  5. Step 5: Solve for x
    x = 376,497,953.77/22,304.16
  6. Step 6: Final answer
    x = 16,880.17

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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.