Home / 20,350.67-30,526.29-6,310.53

Finding the Fourth Proportional to 20,350.67, 30,526.29 and 6,310.53

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Solution

The fourth proportional to 20,350.67, 30,526.29 and 6,310.53 is: 9,465.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,350.67 : 30,526.29 = 6,310.53 : x
  2. Step 2: Convert to fraction form
    20,350.67/30,526.29 = 6,310.53/x
  3. Step 3: Cross multiply
    20,350.67x = 30,526.29 × 6,310.53
  4. Step 4: Simplify right side
    20,350.67x = 192,637,068.83
  5. Step 5: Solve for x
    x = 192,637,068.83/20,350.67
  6. Step 6: Final answer
    x = 9,465.89

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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.