Home / 16,054.70-22,155.47-8,981.27

Finding the Fourth Proportional to 16,054.70, 22,155.47 and 8,981.27

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Solution

The fourth proportional to 16,054.70, 22,155.47 and 8,981.27 is: 12,394.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,054.70 : 22,155.47 = 8,981.27 : x
  2. Step 2: Convert to fraction form
    16,054.70/22,155.47 = 8,981.27/x
  3. Step 3: Cross multiply
    16,054.70x = 22,155.47 × 8,981.27
  4. Step 4: Simplify right side
    16,054.70x = 198,984,102.36
  5. Step 5: Solve for x
    x = 198,984,102.36/16,054.70
  6. Step 6: Final answer
    x = 12,394.14

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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.