Home / 15,384.50-23,074.41-4,290.02

Finding the Fourth Proportional to 15,384.50, 23,074.41 and 4,290.02

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Solution

The fourth proportional to 15,384.50, 23,074.41 and 4,290.02 is: 6,434.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,384.50 : 23,074.41 = 4,290.02 : x
  2. Step 2: Convert to fraction form
    15,384.50/23,074.41 = 4,290.02/x
  3. Step 3: Cross multiply
    15,384.50x = 23,074.41 × 4,290.02
  4. Step 4: Simplify right side
    15,384.50x = 98,989,680.39
  5. Step 5: Solve for x
    x = 98,989,680.39/15,384.50
  6. Step 6: Final answer
    x = 6,434.38

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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.