Home / 10,829.36-16,165.54-9,517.16

Finding the Fourth Proportional to 10,829.36, 16,165.54 and 9,517.16

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Solution

The fourth proportional to 10,829.36, 16,165.54 and 9,517.16 is: 14,206.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,829.36 : 16,165.54 = 9,517.16 : x
  2. Step 2: Convert to fraction form
    10,829.36/16,165.54 = 9,517.16/x
  3. Step 3: Cross multiply
    10,829.36x = 16,165.54 × 9,517.16
  4. Step 4: Simplify right side
    10,829.36x = 153,850,030.67
  5. Step 5: Solve for x
    x = 153,850,030.67/10,829.36
  6. Step 6: Final answer
    x = 14,206.75

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.