Home / 22,574.28-31,148.46-13,011.96

Finding the Fourth Proportional to 22,574.28, 31,148.46 and 13,011.96

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Solution

The fourth proportional to 22,574.28, 31,148.46 and 13,011.96 is: 17,954.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,574.28 : 31,148.46 = 13,011.96 : x
  2. Step 2: Convert to fraction form
    22,574.28/31,148.46 = 13,011.96/x
  3. Step 3: Cross multiply
    22,574.28x = 31,148.46 × 13,011.96
  4. Step 4: Simplify right side
    22,574.28x = 405,302,515.58
  5. Step 5: Solve for x
    x = 405,302,515.58/22,574.28
  6. Step 6: Final answer
    x = 17,954.17

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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.