Home / 15,320.84-22,982.10-4,792.32

Finding the Fourth Proportional to 15,320.84, 22,982.10 and 4,792.32

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Solution

The fourth proportional to 15,320.84, 22,982.10 and 4,792.32 is: 7,188.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,320.84 : 22,982.10 = 4,792.32 : x
  2. Step 2: Convert to fraction form
    15,320.84/22,982.10 = 4,792.32/x
  3. Step 3: Cross multiply
    15,320.84x = 22,982.10 × 4,792.32
  4. Step 4: Simplify right side
    15,320.84x = 110,137,577.47
  5. Step 5: Solve for x
    x = 110,137,577.47/15,320.84
  6. Step 6: Final answer
    x = 7,188.74

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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.