Home / 22,689.86-34,038.30-7,106

Finding the Fourth Proportional to 22,689.86, 34,038.30 and 7,106

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Solution

The fourth proportional to 22,689.86, 34,038.30 and 7,106 is: 10,660.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,689.86 : 34,038.30 = 7,106 : x
  2. Step 2: Convert to fraction form
    22,689.86/34,038.30 = 7,106/x
  3. Step 3: Cross multiply
    22,689.86x = 34,038.30 × 7,106
  4. Step 4: Simplify right side
    22,689.86x = 241,876,159.80
  5. Step 5: Solve for x
    x = 241,876,159.80/22,689.86
  6. Step 6: Final answer
    x = 10,660.10

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.