Home / 42,907.59-64,379.61-23,163.17

Finding the Fourth Proportional to 42,907.59, 64,379.61 and 23,163.17

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Solution

The fourth proportional to 42,907.59, 64,379.61 and 23,163.17 is: 34,754.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,907.59 : 64,379.61 = 23,163.17 : x
  2. Step 2: Convert to fraction form
    42,907.59/64,379.61 = 23,163.17/x
  3. Step 3: Cross multiply
    42,907.59x = 64,379.61 × 23,163.17
  4. Step 4: Simplify right side
    42,907.59x = 1,491,235,529.07
  5. Step 5: Solve for x
    x = 1,491,235,529.07/42,907.59
  6. Step 6: Final answer
    x = 34,754.59

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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.