Home / 56,520.65-78,006.61-33,860.60

Finding the Fourth Proportional to 56,520.65, 78,006.61 and 33,860.60

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Solution

The fourth proportional to 56,520.65, 78,006.61 and 33,860.60 is: 46,732.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,520.65 : 78,006.61 = 33,860.60 : x
  2. Step 2: Convert to fraction form
    56,520.65/78,006.61 = 33,860.60/x
  3. Step 3: Cross multiply
    56,520.65x = 78,006.61 × 33,860.60
  4. Step 4: Simplify right side
    56,520.65x = 2,641,350,563.38
  5. Step 5: Solve for x
    x = 2,641,350,563.38/56,520.65
  6. Step 6: Final answer
    x = 46,732.49

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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.