Home / 16,442.94-22,688.19-9,723.18

Finding the Fourth Proportional to 16,442.94, 22,688.19 and 9,723.18

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Solution

The fourth proportional to 16,442.94, 22,688.19 and 9,723.18 is: 13,416.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,442.94 : 22,688.19 = 9,723.18 : x
  2. Step 2: Convert to fraction form
    16,442.94/22,688.19 = 9,723.18/x
  3. Step 3: Cross multiply
    16,442.94x = 22,688.19 × 9,723.18
  4. Step 4: Simplify right side
    16,442.94x = 220,601,355.24
  5. Step 5: Solve for x
    x = 220,601,355.24/16,442.94
  6. Step 6: Final answer
    x = 13,416.17

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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.