Home / 13,632.84-18,822.78-10,496.52

Finding the Fourth Proportional to 13,632.84, 18,822.78 and 10,496.52

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Solution

The fourth proportional to 13,632.84, 18,822.78 and 10,496.52 is: 14,492.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,632.84 : 18,822.78 = 10,496.52 : x
  2. Step 2: Convert to fraction form
    13,632.84/18,822.78 = 10,496.52/x
  3. Step 3: Cross multiply
    13,632.84x = 18,822.78 × 10,496.52
  4. Step 4: Simplify right side
    13,632.84x = 197,573,686.73
  5. Step 5: Solve for x
    x = 197,573,686.73/13,632.84
  6. Step 6: Final answer
    x = 14,492.48

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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.