Home / 29,399.16-40,570.41-15,970.59

Finding the Fourth Proportional to 29,399.16, 40,570.41 and 15,970.59

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Solution

The fourth proportional to 29,399.16, 40,570.41 and 15,970.59 is: 22,039.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,399.16 : 40,570.41 = 15,970.59 : x
  2. Step 2: Convert to fraction form
    29,399.16/40,570.41 = 15,970.59/x
  3. Step 3: Cross multiply
    29,399.16x = 40,570.41 × 15,970.59
  4. Step 4: Simplify right side
    29,399.16x = 647,933,384.24
  5. Step 5: Solve for x
    x = 647,933,384.24/29,399.16
  6. Step 6: Final answer
    x = 22,039.18

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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.