Home / 43,035.15-64,552.60-11,445.19

Finding the Fourth Proportional to 43,035.15, 64,552.60 and 11,445.19

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Solution

The fourth proportional to 43,035.15, 64,552.60 and 11,445.19 is: 17,167.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,035.15 : 64,552.60 = 11,445.19 : x
  2. Step 2: Convert to fraction form
    43,035.15/64,552.60 = 11,445.19/x
  3. Step 3: Cross multiply
    43,035.15x = 64,552.60 × 11,445.19
  4. Step 4: Simplify right side
    43,035.15x = 738,816,617.77
  5. Step 5: Solve for x
    x = 738,816,617.77/43,035.15
  6. Step 6: Final answer
    x = 17,167.75

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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.