Home / 64,676.10-97,013.94-20,306.16

Finding the Fourth Proportional to 64,676.10, 97,013.94 and 20,306.16

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Solution

The fourth proportional to 64,676.10, 97,013.94 and 20,306.16 is: 30,459.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,676.10 : 97,013.94 = 20,306.16 : x
  2. Step 2: Convert to fraction form
    64,676.10/97,013.94 = 20,306.16/x
  3. Step 3: Cross multiply
    64,676.10x = 97,013.94 × 20,306.16
  4. Step 4: Simplify right side
    64,676.10x = 1,969,980,511.72
  5. Step 5: Solve for x
    x = 1,969,980,511.72/64,676.10
  6. Step 6: Final answer
    x = 30,459.17

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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.