Home / 34,561.20-51,854.28-12,075.20

Finding the Fourth Proportional to 34,561.20, 51,854.28 and 12,075.20

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Solution

The fourth proportional to 34,561.20, 51,854.28 and 12,075.20 is: 18,117.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,561.20 : 51,854.28 = 12,075.20 : x
  2. Step 2: Convert to fraction form
    34,561.20/51,854.28 = 12,075.20/x
  3. Step 3: Cross multiply
    34,561.20x = 51,854.28 × 12,075.20
  4. Step 4: Simplify right side
    34,561.20x = 626,150,801.86
  5. Step 5: Solve for x
    x = 626,150,801.86/34,561.20
  6. Step 6: Final answer
    x = 18,117.16

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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.