Home / 34,368.80-51,553.16-9,409.04

Finding the Fourth Proportional to 34,368.80, 51,553.16 and 9,409.04

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Solution

The fourth proportional to 34,368.80, 51,553.16 and 9,409.04 is: 14,113.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,368.80 : 51,553.16 = 9,409.04 : x
  2. Step 2: Convert to fraction form
    34,368.80/51,553.16 = 9,409.04/x
  3. Step 3: Cross multiply
    34,368.80x = 51,553.16 × 9,409.04
  4. Step 4: Simplify right side
    34,368.80x = 485,065,744.57
  5. Step 5: Solve for x
    x = 485,065,744.57/34,368.80
  6. Step 6: Final answer
    x = 14,113.55

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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.