Home / 39,035.67-58,562.84-12,740.46

Finding the Fourth Proportional to 39,035.67, 58,562.84 and 12,740.46

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Solution

The fourth proportional to 39,035.67, 58,562.84 and 12,740.46 is: 19,113.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,035.67 : 58,562.84 = 12,740.46 : x
  2. Step 2: Convert to fraction form
    39,035.67/58,562.84 = 12,740.46/x
  3. Step 3: Cross multiply
    39,035.67x = 58,562.84 × 12,740.46
  4. Step 4: Simplify right side
    39,035.67x = 746,117,456.80
  5. Step 5: Solve for x
    x = 746,117,456.80/39,035.67
  6. Step 6: Final answer
    x = 19,113.74

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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.