Home / 10,984.20-16,496.10-9,623.40

Finding the Fourth Proportional to 10,984.20, 16,496.10 and 9,623.40

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Solution

The fourth proportional to 10,984.20, 16,496.10 and 9,623.40 is: 14,452.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,984.20 : 16,496.10 = 9,623.40 : x
  2. Step 2: Convert to fraction form
    10,984.20/16,496.10 = 9,623.40/x
  3. Step 3: Cross multiply
    10,984.20x = 16,496.10 × 9,623.40
  4. Step 4: Simplify right side
    10,984.20x = 158,748,568.74
  5. Step 5: Solve for x
    x = 158,748,568.74/10,984.20
  6. Step 6: Final answer
    x = 14,452.45

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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.