Home / 64,766.15-97,148.68-18,018.89

Finding the Fourth Proportional to 64,766.15, 97,148.68 and 18,018.89

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Solution

The fourth proportional to 64,766.15, 97,148.68 and 18,018.89 is: 27,028.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,766.15 : 97,148.68 = 18,018.89 : x
  2. Step 2: Convert to fraction form
    64,766.15/97,148.68 = 18,018.89/x
  3. Step 3: Cross multiply
    64,766.15x = 97,148.68 × 18,018.89
  4. Step 4: Simplify right side
    64,766.15x = 1,750,510,847.77
  5. Step 5: Solve for x
    x = 1,750,510,847.77/64,766.15
  6. Step 6: Final answer
    x = 27,028.18

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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.