Home / 19,348.46-29,022.68-15,477.47

Finding the Fourth Proportional to 19,348.46, 29,022.68 and 15,477.47

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Solution

The fourth proportional to 19,348.46, 29,022.68 and 15,477.47 is: 23,216.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,348.46 : 29,022.68 = 15,477.47 : x
  2. Step 2: Convert to fraction form
    19,348.46/29,022.68 = 15,477.47/x
  3. Step 3: Cross multiply
    19,348.46x = 29,022.68 × 15,477.47
  4. Step 4: Simplify right side
    19,348.46x = 449,197,513.91
  5. Step 5: Solve for x
    x = 449,197,513.91/19,348.46
  6. Step 6: Final answer
    x = 23,216.20

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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.