Home / 22,986.10-31,724.23-14,038.74

Finding the Fourth Proportional to 22,986.10, 31,724.23 and 14,038.74

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Solution

The fourth proportional to 22,986.10, 31,724.23 and 14,038.74 is: 19,375.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,986.10 : 31,724.23 = 14,038.74 : x
  2. Step 2: Convert to fraction form
    22,986.10/31,724.23 = 14,038.74/x
  3. Step 3: Cross multiply
    22,986.10x = 31,724.23 × 14,038.74
  4. Step 4: Simplify right side
    22,986.10x = 445,368,216.67
  5. Step 5: Solve for x
    x = 445,368,216.67/22,986.10
  6. Step 6: Final answer
    x = 19,375.55

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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.