Home / 15,075.90-22,617.64-8,841.12

Finding the Fourth Proportional to 15,075.90, 22,617.64 and 8,841.12

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Solution

The fourth proportional to 15,075.90, 22,617.64 and 8,841.12 is: 13,263.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,075.90 : 22,617.64 = 8,841.12 : x
  2. Step 2: Convert to fraction form
    15,075.90/22,617.64 = 8,841.12/x
  3. Step 3: Cross multiply
    15,075.90x = 22,617.64 × 8,841.12
  4. Step 4: Simplify right side
    15,075.90x = 199,965,269.36
  5. Step 5: Solve for x
    x = 199,965,269.36/15,075.90
  6. Step 6: Final answer
    x = 13,263.90

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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.