Home / 13,075.68-19,617.28-4,755.56

Finding the Fourth Proportional to 13,075.68, 19,617.28 and 4,755.56

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Solution

The fourth proportional to 13,075.68, 19,617.28 and 4,755.56 is: 7,134.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,075.68 : 19,617.28 = 4,755.56 : x
  2. Step 2: Convert to fraction form
    13,075.68/19,617.28 = 4,755.56/x
  3. Step 3: Cross multiply
    13,075.68x = 19,617.28 × 4,755.56
  4. Step 4: Simplify right side
    13,075.68x = 93,291,152.08
  5. Step 5: Solve for x
    x = 93,291,152.08/13,075.68
  6. Step 6: Final answer
    x = 7,134.71

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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.