Home / 23,988.42-33,104.10-13,378.14

Finding the Fourth Proportional to 23,988.42, 33,104.10 and 13,378.14

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Solution

The fourth proportional to 23,988.42, 33,104.10 and 13,378.14 is: 18,461.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,988.42 : 33,104.10 = 13,378.14 : x
  2. Step 2: Convert to fraction form
    23,988.42/33,104.10 = 13,378.14/x
  3. Step 3: Cross multiply
    23,988.42x = 33,104.10 × 13,378.14
  4. Step 4: Simplify right side
    23,988.42x = 442,871,284.37
  5. Step 5: Solve for x
    x = 442,871,284.37/23,988.42
  6. Step 6: Final answer
    x = 18,461.88

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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.