Home / 22,699.40-34,038.70-12,167.80

Finding the Fourth Proportional to 22,699.40, 34,038.70 and 12,167.80

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Solution

The fourth proportional to 22,699.40, 34,038.70 and 12,167.80 is: 18,246.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,699.40 : 34,038.70 = 12,167.80 : x
  2. Step 2: Convert to fraction form
    22,699.40/34,038.70 = 12,167.80/x
  3. Step 3: Cross multiply
    22,699.40x = 34,038.70 × 12,167.80
  4. Step 4: Simplify right side
    22,699.40x = 414,176,093.86
  5. Step 5: Solve for x
    x = 414,176,093.86/22,699.40
  6. Step 6: Final answer
    x = 18,246.13

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1.5x scale

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.