Home / 42,371.49-63,556.76-10,350.84

Finding the Fourth Proportional to 42,371.49, 63,556.76 and 10,350.84

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Solution

The fourth proportional to 42,371.49, 63,556.76 and 10,350.84 is: 15,526.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,371.49 : 63,556.76 = 10,350.84 : x
  2. Step 2: Convert to fraction form
    42,371.49/63,556.76 = 10,350.84/x
  3. Step 3: Cross multiply
    42,371.49x = 63,556.76 × 10,350.84
  4. Step 4: Simplify right side
    42,371.49x = 657,865,879.56
  5. Step 5: Solve for x
    x = 657,865,879.56/42,371.49
  6. Step 6: Final answer
    x = 15,526.14

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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.