Home / 39,022.45-53,851.31-22,899.40

Finding the Fourth Proportional to 39,022.45, 53,851.31 and 22,899.40

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Solution

The fourth proportional to 39,022.45, 53,851.31 and 22,899.40 is: 31,601.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,022.45 : 53,851.31 = 22,899.40 : x
  2. Step 2: Convert to fraction form
    39,022.45/53,851.31 = 22,899.40/x
  3. Step 3: Cross multiply
    39,022.45x = 53,851.31 × 22,899.40
  4. Step 4: Simplify right side
    39,022.45x = 1,233,162,688.21
  5. Step 5: Solve for x
    x = 1,233,162,688.21/39,022.45
  6. Step 6: Final answer
    x = 31,601.37

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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.