Home / 22,237.74-30,683.49-13,281.96

Finding the Fourth Proportional to 22,237.74, 30,683.49 and 13,281.96

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Solution

The fourth proportional to 22,237.74, 30,683.49 and 13,281.96 is: 18,326.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,237.74 : 30,683.49 = 13,281.96 : x
  2. Step 2: Convert to fraction form
    22,237.74/30,683.49 = 13,281.96/x
  3. Step 3: Cross multiply
    22,237.74x = 30,683.49 × 13,281.96
  4. Step 4: Simplify right side
    22,237.74x = 407,536,886.84
  5. Step 5: Solve for x
    x = 407,536,886.84/22,237.74
  6. Step 6: Final answer
    x = 18,326.36

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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.