Home / 34,583.04-51,888-13,821.12

Finding the Fourth Proportional to 34,583.04, 51,888 and 13,821.12

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Solution

The fourth proportional to 34,583.04, 51,888 and 13,821.12 is: 20,737.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,583.04 : 51,888 = 13,821.12 : x
  2. Step 2: Convert to fraction form
    34,583.04/51,888 = 13,821.12/x
  3. Step 3: Cross multiply
    34,583.04x = 51,888 × 13,821.12
  4. Step 4: Simplify right side
    34,583.04x = 717,150,274.56
  5. Step 5: Solve for x
    x = 717,150,274.56/34,583.04
  6. Step 6: Final answer
    x = 20,737.05

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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.