Home / 34,195.45-51,316.08-12,008.90

Finding the Fourth Proportional to 34,195.45, 51,316.08 and 12,008.90

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Solution

The fourth proportional to 34,195.45, 51,316.08 and 12,008.90 is: 18,021.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,195.45 : 51,316.08 = 12,008.90 : x
  2. Step 2: Convert to fraction form
    34,195.45/51,316.08 = 12,008.90/x
  3. Step 3: Cross multiply
    34,195.45x = 51,316.08 × 12,008.90
  4. Step 4: Simplify right side
    34,195.45x = 616,249,673.11
  5. Step 5: Solve for x
    x = 616,249,673.11/34,195.45
  6. Step 6: Final answer
    x = 18,021.39

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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.