Home / 15,984.32-23,975.61-4,891.01

Finding the Fourth Proportional to 15,984.32, 23,975.61 and 4,891.01

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Solution

The fourth proportional to 15,984.32, 23,975.61 and 4,891.01 is: 7,336.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,984.32 : 23,975.61 = 4,891.01 : x
  2. Step 2: Convert to fraction form
    15,984.32/23,975.61 = 4,891.01/x
  3. Step 3: Cross multiply
    15,984.32x = 23,975.61 × 4,891.01
  4. Step 4: Simplify right side
    15,984.32x = 117,264,948.27
  5. Step 5: Solve for x
    x = 117,264,948.27/15,984.32
  6. Step 6: Final answer
    x = 7,336.25

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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.