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Finding the Fourth Proportional to 22,423.84, 30,944.03 and 13,476.26

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Solution

The fourth proportional to 22,423.84, 30,944.03 and 13,476.26 is: 18,596.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,423.84 : 30,944.03 = 13,476.26 : x
  2. Step 2: Convert to fraction form
    22,423.84/30,944.03 = 13,476.26/x
  3. Step 3: Cross multiply
    22,423.84x = 30,944.03 × 13,476.26
  4. Step 4: Simplify right side
    22,423.84x = 417,009,803.71
  5. Step 5: Solve for x
    x = 417,009,803.71/22,423.84
  6. Step 6: Final answer
    x = 18,596.72

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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.