Home / 9,621.18-14,420.84-9,402.48

Finding the Fourth Proportional to 9,621.18, 14,420.84 and 9,402.48

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Solution

The fourth proportional to 9,621.18, 14,420.84 and 9,402.48 is: 14,093.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,621.18 : 14,420.84 = 9,402.48 : x
  2. Step 2: Convert to fraction form
    9,621.18/14,420.84 = 9,402.48/x
  3. Step 3: Cross multiply
    9,621.18x = 14,420.84 × 9,402.48
  4. Step 4: Simplify right side
    9,621.18x = 135,591,612.67
  5. Step 5: Solve for x
    x = 135,591,612.67/9,621.18
  6. Step 6: Final answer
    x = 14,093.03

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1.5x scale

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.