Home / 15,482.88-23,225.76-4,389.84

Finding the Fourth Proportional to 15,482.88, 23,225.76 and 4,389.84

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Solution

The fourth proportional to 15,482.88, 23,225.76 and 4,389.84 is: 6,585.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,482.88 : 23,225.76 = 4,389.84 : x
  2. Step 2: Convert to fraction form
    15,482.88/23,225.76 = 4,389.84/x
  3. Step 3: Cross multiply
    15,482.88x = 23,225.76 × 4,389.84
  4. Step 4: Simplify right side
    15,482.88x = 101,957,370.28
  5. Step 5: Solve for x
    x = 101,957,370.28/15,482.88
  6. Step 6: Final answer
    x = 6,585.17

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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.