Home / 19,909.73-27,475.44-10,957.23

Finding the Fourth Proportional to 19,909.73, 27,475.44 and 10,957.23

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Solution

The fourth proportional to 19,909.73, 27,475.44 and 10,957.23 is: 15,120.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,909.73 : 27,475.44 = 10,957.23 : x
  2. Step 2: Convert to fraction form
    19,909.73/27,475.44 = 10,957.23/x
  3. Step 3: Cross multiply
    19,909.73x = 27,475.44 × 10,957.23
  4. Step 4: Simplify right side
    19,909.73x = 301,054,715.43
  5. Step 5: Solve for x
    x = 301,054,715.43/19,909.73
  6. Step 6: Final answer
    x = 15,120.99

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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.