Home / 25,075.85-34,597.77-15,511.14

Finding the Fourth Proportional to 25,075.85, 34,597.77 and 15,511.14

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Solution

The fourth proportional to 25,075.85, 34,597.77 and 15,511.14 is: 21,401.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,075.85 : 34,597.77 = 15,511.14 : x
  2. Step 2: Convert to fraction form
    25,075.85/34,597.77 = 15,511.14/x
  3. Step 3: Cross multiply
    25,075.85x = 34,597.77 × 15,511.14
  4. Step 4: Simplify right side
    25,075.85x = 536,650,854.16
  5. Step 5: Solve for x
    x = 536,650,854.16/25,075.85
  6. Step 6: Final answer
    x = 21,401.11

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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.