Home / 22,422.65-30,931.67-14,452.25

Finding the Fourth Proportional to 22,422.65, 30,931.67 and 14,452.25

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Solution

The fourth proportional to 22,422.65, 30,931.67 and 14,452.25 is: 19,936.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,422.65 : 30,931.67 = 14,452.25 : x
  2. Step 2: Convert to fraction form
    22,422.65/30,931.67 = 14,452.25/x
  3. Step 3: Cross multiply
    22,422.65x = 30,931.67 × 14,452.25
  4. Step 4: Simplify right side
    22,422.65x = 447,032,109.23
  5. Step 5: Solve for x
    x = 447,032,109.23/22,422.65
  6. Step 6: Final answer
    x = 19,936.64

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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.