Home / 19,560.55-29,340.66-7,075.87

Finding the Fourth Proportional to 19,560.55, 29,340.66 and 7,075.87

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Solution

The fourth proportional to 19,560.55, 29,340.66 and 7,075.87 is: 10,613.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,560.55 : 29,340.66 = 7,075.87 : x
  2. Step 2: Convert to fraction form
    19,560.55/29,340.66 = 7,075.87/x
  3. Step 3: Cross multiply
    19,560.55x = 29,340.66 × 7,075.87
  4. Step 4: Simplify right side
    19,560.55x = 207,610,695.87
  5. Step 5: Solve for x
    x = 207,610,695.87/19,560.55
  6. Step 6: Final answer
    x = 10,613.75

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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.