Home / 12,288.04-16,952.68-6,909.24

Finding the Fourth Proportional to 12,288.04, 16,952.68 and 6,909.24

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Solution

The fourth proportional to 12,288.04, 16,952.68 and 6,909.24 is: 9,532.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,288.04 : 16,952.68 = 6,909.24 : x
  2. Step 2: Convert to fraction form
    12,288.04/16,952.68 = 6,909.24/x
  3. Step 3: Cross multiply
    12,288.04x = 16,952.68 × 6,909.24
  4. Step 4: Simplify right side
    12,288.04x = 117,130,134.76
  5. Step 5: Solve for x
    x = 117,130,134.76/12,288.04
  6. Step 6: Final answer
    x = 9,532.04

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.