Home / 15,884.53-23,830.65-4,790.55

Finding the Fourth Proportional to 15,884.53, 23,830.65 and 4,790.55

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Solution

The fourth proportional to 15,884.53, 23,830.65 and 4,790.55 is: 7,186.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,884.53 : 23,830.65 = 4,790.55 : x
  2. Step 2: Convert to fraction form
    15,884.53/23,830.65 = 4,790.55/x
  3. Step 3: Cross multiply
    15,884.53x = 23,830.65 × 4,790.55
  4. Step 4: Simplify right side
    15,884.53x = 114,161,929.23
  5. Step 5: Solve for x
    x = 114,161,929.23/15,884.53
  6. Step 6: Final answer
    x = 7,186.99

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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.