Home / 22,661.08-31,283.66-14,167.92

Finding the Fourth Proportional to 22,661.08, 31,283.66 and 14,167.92

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Solution

The fourth proportional to 22,661.08, 31,283.66 and 14,167.92 is: 19,558.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,661.08 : 31,283.66 = 14,167.92 : x
  2. Step 2: Convert to fraction form
    22,661.08/31,283.66 = 14,167.92/x
  3. Step 3: Cross multiply
    22,661.08x = 31,283.66 × 14,167.92
  4. Step 4: Simplify right side
    22,661.08x = 443,224,392.19
  5. Step 5: Solve for x
    x = 443,224,392.19/22,661.08
  6. Step 6: Final answer
    x = 19,558.84

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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.