Home / 43,970.82-60,688.90-40,428.42

Finding the Fourth Proportional to 43,970.82, 60,688.90 and 40,428.42

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Solution

The fourth proportional to 43,970.82, 60,688.90 and 40,428.42 is: 55,799.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,970.82 : 60,688.90 = 40,428.42 : x
  2. Step 2: Convert to fraction form
    43,970.82/60,688.90 = 40,428.42/x
  3. Step 3: Cross multiply
    43,970.82x = 60,688.90 × 40,428.42
  4. Step 4: Simplify right side
    43,970.82x = 2,453,556,338.54
  5. Step 5: Solve for x
    x = 2,453,556,338.54/43,970.82
  6. Step 6: Final answer
    x = 55,799.65

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.