Home / 15,567.04-21,474.72-9,274.96

Finding the Fourth Proportional to 15,567.04, 21,474.72 and 9,274.96

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Solution

The fourth proportional to 15,567.04, 21,474.72 and 9,274.96 is: 12,794.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,567.04 : 21,474.72 = 9,274.96 : x
  2. Step 2: Convert to fraction form
    15,567.04/21,474.72 = 9,274.96/x
  3. Step 3: Cross multiply
    15,567.04x = 21,474.72 × 9,274.96
  4. Step 4: Simplify right side
    15,567.04x = 199,177,169.01
  5. Step 5: Solve for x
    x = 199,177,169.01/15,567.04
  6. Step 6: Final answer
    x = 12,794.80

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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.