Home / 19,925.70-27,497.47-10,973.18

Finding the Fourth Proportional to 19,925.70, 27,497.47 and 10,973.18

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Solution

The fourth proportional to 19,925.70, 27,497.47 and 10,973.18 is: 15,142.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,925.70 : 27,497.47 = 10,973.18 : x
  2. Step 2: Convert to fraction form
    19,925.70/27,497.47 = 10,973.18/x
  3. Step 3: Cross multiply
    19,925.70x = 27,497.47 × 10,973.18
  4. Step 4: Simplify right side
    19,925.70x = 301,734,687.85
  5. Step 5: Solve for x
    x = 301,734,687.85/19,925.70
  6. Step 6: Final answer
    x = 15,142.99

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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.