Home / 34,267.80-51,391.85-13,206.18

Finding the Fourth Proportional to 34,267.80, 51,391.85 and 13,206.18

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Solution

The fourth proportional to 34,267.80, 51,391.85 and 13,206.18 is: 19,805.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,267.80 : 51,391.85 = 13,206.18 : x
  2. Step 2: Convert to fraction form
    34,267.80/51,391.85 = 13,206.18/x
  3. Step 3: Cross multiply
    34,267.80x = 51,391.85 × 13,206.18
  4. Step 4: Simplify right side
    34,267.80x = 678,689,955.60
  5. Step 5: Solve for x
    x = 678,689,955.60/34,267.80
  6. Step 6: Final answer
    x = 19,805.47

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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.