Home / 39,430.26-54,410.49-22,429.98

Finding the Fourth Proportional to 39,430.26, 54,410.49 and 22,429.98

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Solution

The fourth proportional to 39,430.26, 54,410.49 and 22,429.98 is: 30,951.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,430.26 : 54,410.49 = 22,429.98 : x
  2. Step 2: Convert to fraction form
    39,430.26/54,410.49 = 22,429.98/x
  3. Step 3: Cross multiply
    39,430.26x = 54,410.49 × 22,429.98
  4. Step 4: Simplify right side
    39,430.26x = 1,220,426,202.49
  5. Step 5: Solve for x
    x = 1,220,426,202.49/39,430.26
  6. Step 6: Final answer
    x = 30,951.51

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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.