Home / 16,238.84-22,339.32-13,248.12

Finding the Fourth Proportional to 16,238.84, 22,339.32 and 13,248.12

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Solution

The fourth proportional to 16,238.84, 22,339.32 and 13,248.12 is: 18,225.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,238.84 : 22,339.32 = 13,248.12 : x
  2. Step 2: Convert to fraction form
    16,238.84/22,339.32 = 13,248.12/x
  3. Step 3: Cross multiply
    16,238.84x = 22,339.32 × 13,248.12
  4. Step 4: Simplify right side
    16,238.84x = 295,953,992.08
  5. Step 5: Solve for x
    x = 295,953,992.08/16,238.84
  6. Step 6: Final answer
    x = 18,225.07

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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.