Home / 22,986.06-31,723.10-14,038.80

Finding the Fourth Proportional to 22,986.06, 31,723.10 and 14,038.80

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Solution

The fourth proportional to 22,986.06, 31,723.10 and 14,038.80 is: 19,374.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,986.06 : 31,723.10 = 14,038.80 : x
  2. Step 2: Convert to fraction form
    22,986.06/31,723.10 = 14,038.80/x
  3. Step 3: Cross multiply
    22,986.06x = 31,723.10 × 14,038.80
  4. Step 4: Simplify right side
    22,986.06x = 445,354,186.09
  5. Step 5: Solve for x
    x = 445,354,186.09/22,986.06
  6. Step 6: Final answer
    x = 19,374.97

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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.