Home / 9,621.19-14,432.70-3,047.45

Finding the Fourth Proportional to 9,621.19, 14,432.70 and 3,047.45

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Solution

The fourth proportional to 9,621.19, 14,432.70 and 3,047.45 is: 4,571.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,621.19 : 14,432.70 = 3,047.45 : x
  2. Step 2: Convert to fraction form
    9,621.19/14,432.70 = 3,047.45/x
  3. Step 3: Cross multiply
    9,621.19x = 14,432.70 × 3,047.45
  4. Step 4: Simplify right side
    9,621.19x = 43,982,931.62
  5. Step 5: Solve for x
    x = 43,982,931.62/9,621.19
  6. Step 6: Final answer
    x = 4,571.46

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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.