Home / 15,740.34-23,612.24-5,206.52

Finding the Fourth Proportional to 15,740.34, 23,612.24 and 5,206.52

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Solution

The fourth proportional to 15,740.34, 23,612.24 and 5,206.52 is: 7,810.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,740.34 : 23,612.24 = 5,206.52 : x
  2. Step 2: Convert to fraction form
    15,740.34/23,612.24 = 5,206.52/x
  3. Step 3: Cross multiply
    15,740.34x = 23,612.24 × 5,206.52
  4. Step 4: Simplify right side
    15,740.34x = 122,937,671.85
  5. Step 5: Solve for x
    x = 122,937,671.85/15,740.34
  6. Step 6: Final answer
    x = 7,810.36

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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.