Home / 42,370.87-63,555.83-10,350.22

Finding the Fourth Proportional to 42,370.87, 63,555.83 and 10,350.22

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Solution

The fourth proportional to 42,370.87, 63,555.83 and 10,350.22 is: 15,525.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,370.87 : 63,555.83 = 10,350.22 : x
  2. Step 2: Convert to fraction form
    42,370.87/63,555.83 = 10,350.22/x
  3. Step 3: Cross multiply
    42,370.87x = 63,555.83 × 10,350.22
  4. Step 4: Simplify right side
    42,370.87x = 657,816,453.25
  5. Step 5: Solve for x
    x = 657,816,453.25/42,370.87
  6. Step 6: Final answer
    x = 15,525.21

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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.