Home / 45,013.08-67,496.94-20,052.12

Finding the Fourth Proportional to 45,013.08, 67,496.94 and 20,052.12

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Solution

The fourth proportional to 45,013.08, 67,496.94 and 20,052.12 is: 30,068.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,013.08 : 67,496.94 = 20,052.12 : x
  2. Step 2: Convert to fraction form
    45,013.08/67,496.94 = 20,052.12/x
  3. Step 3: Cross multiply
    45,013.08x = 67,496.94 × 20,052.12
  4. Step 4: Simplify right side
    45,013.08x = 1,353,456,740.51
  5. Step 5: Solve for x
    x = 1,353,456,740.51/45,013.08
  6. Step 6: Final answer
    x = 30,068.08

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.