Home / 21,444.81-29,593.83-12,013.35

Finding the Fourth Proportional to 21,444.81, 29,593.83 and 12,013.35

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Solution

The fourth proportional to 21,444.81, 29,593.83 and 12,013.35 is: 16,578.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,444.81 : 29,593.83 = 12,013.35 : x
  2. Step 2: Convert to fraction form
    21,444.81/29,593.83 = 12,013.35/x
  3. Step 3: Cross multiply
    21,444.81x = 29,593.83 × 12,013.35
  4. Step 4: Simplify right side
    21,444.81x = 355,521,037.63
  5. Step 5: Solve for x
    x = 355,521,037.63/21,444.81
  6. Step 6: Final answer
    x = 16,578.42

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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.