Home / 15,740.04-23,619.18-5,878.95

Finding the Fourth Proportional to 15,740.04, 23,619.18 and 5,878.95

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Solution

The fourth proportional to 15,740.04, 23,619.18 and 5,878.95 is: 8,821.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,740.04 : 23,619.18 = 5,878.95 : x
  2. Step 2: Convert to fraction form
    15,740.04/23,619.18 = 5,878.95/x
  3. Step 3: Cross multiply
    15,740.04x = 23,619.18 × 5,878.95
  4. Step 4: Simplify right side
    15,740.04x = 138,855,978.26
  5. Step 5: Solve for x
    x = 138,855,978.26/15,740.04
  6. Step 6: Final answer
    x = 8,821.83

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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.