Home / 16,075.76-22,183.92-9,001.82

Finding the Fourth Proportional to 16,075.76, 22,183.92 and 9,001.82

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Solution

The fourth proportional to 16,075.76, 22,183.92 and 9,001.82 is: 12,422.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,075.76 : 22,183.92 = 9,001.82 : x
  2. Step 2: Convert to fraction form
    16,075.76/22,183.92 = 9,001.82/x
  3. Step 3: Cross multiply
    16,075.76x = 22,183.92 × 9,001.82
  4. Step 4: Simplify right side
    16,075.76x = 199,695,543.81
  5. Step 5: Solve for x
    x = 199,695,543.81/16,075.76
  6. Step 6: Final answer
    x = 12,422.16

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.