Home / 22,058.46-30,440.58-11,986.74

Finding the Fourth Proportional to 22,058.46, 30,440.58 and 11,986.74

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Solution

The fourth proportional to 22,058.46, 30,440.58 and 11,986.74 is: 16,541.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,058.46 : 30,440.58 = 11,986.74 : x
  2. Step 2: Convert to fraction form
    22,058.46/30,440.58 = 11,986.74/x
  3. Step 3: Cross multiply
    22,058.46x = 30,440.58 × 11,986.74
  4. Step 4: Simplify right side
    22,058.46x = 364,883,317.91
  5. Step 5: Solve for x
    x = 364,883,317.91/22,058.46
  6. Step 6: Final answer
    x = 16,541.65

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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.