Home / 43,092.83-64,639.26-13,513.05

Finding the Fourth Proportional to 43,092.83, 64,639.26 and 13,513.05

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Solution

The fourth proportional to 43,092.83, 64,639.26 and 13,513.05 is: 20,269.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,092.83 : 64,639.26 = 13,513.05 : x
  2. Step 2: Convert to fraction form
    43,092.83/64,639.26 = 13,513.05/x
  3. Step 3: Cross multiply
    43,092.83x = 64,639.26 × 13,513.05
  4. Step 4: Simplify right side
    43,092.83x = 873,473,552.34
  5. Step 5: Solve for x
    x = 873,473,552.34/43,092.83
  6. Step 6: Final answer
    x = 20,269.58

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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.