Home / 23,555.59-35,329.47-7,760.80

Finding the Fourth Proportional to 23,555.59, 35,329.47 and 7,760.80

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Solution

The fourth proportional to 23,555.59, 35,329.47 and 7,760.80 is: 11,639.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,555.59 : 35,329.47 = 7,760.80 : x
  2. Step 2: Convert to fraction form
    23,555.59/35,329.47 = 7,760.80/x
  3. Step 3: Cross multiply
    23,555.59x = 35,329.47 × 7,760.80
  4. Step 4: Simplify right side
    23,555.59x = 274,184,950.78
  5. Step 5: Solve for x
    x = 274,184,950.78/23,555.59
  6. Step 6: Final answer
    x = 11,639.91

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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.