Home / 15,847.42-21,866.16-10,744.74

Finding the Fourth Proportional to 15,847.42, 21,866.16 and 10,744.74

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Solution

The fourth proportional to 15,847.42, 21,866.16 and 10,744.74 is: 14,825.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,847.42 : 21,866.16 = 10,744.74 : x
  2. Step 2: Convert to fraction form
    15,847.42/21,866.16 = 10,744.74/x
  3. Step 3: Cross multiply
    15,847.42x = 21,866.16 × 10,744.74
  4. Step 4: Simplify right side
    15,847.42x = 234,946,204.00
  5. Step 5: Solve for x
    x = 234,946,204.00/15,847.42
  6. Step 6: Final answer
    x = 14,825.52

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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.