Home / 29,395.72-40,542.60-19,334.48

Finding the Fourth Proportional to 29,395.72, 40,542.60 and 19,334.48

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Solution

The fourth proportional to 29,395.72, 40,542.60 and 19,334.48 is: 26,666.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,395.72 : 40,542.60 = 19,334.48 : x
  2. Step 2: Convert to fraction form
    29,395.72/40,542.60 = 19,334.48/x
  3. Step 3: Cross multiply
    29,395.72x = 40,542.60 × 19,334.48
  4. Step 4: Simplify right side
    29,395.72x = 783,870,088.85
  5. Step 5: Solve for x
    x = 783,870,088.85/29,395.72
  6. Step 6: Final answer
    x = 26,666.13

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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.