Home / 15,482.94-23,210.73-5,619.90

Finding the Fourth Proportional to 15,482.94, 23,210.73 and 5,619.90

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Solution

The fourth proportional to 15,482.94, 23,210.73 and 5,619.90 is: 8,424.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,482.94 : 23,210.73 = 5,619.90 : x
  2. Step 2: Convert to fraction form
    15,482.94/23,210.73 = 5,619.90/x
  3. Step 3: Cross multiply
    15,482.94x = 23,210.73 × 5,619.90
  4. Step 4: Simplify right side
    15,482.94x = 130,441,981.53
  5. Step 5: Solve for x
    x = 130,441,981.53/15,482.94
  6. Step 6: Final answer
    x = 8,424.88

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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.