Home / 34,240.36-47,252.70-19,132.56

Finding the Fourth Proportional to 34,240.36, 47,252.70 and 19,132.56

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Solution

The fourth proportional to 34,240.36, 47,252.70 and 19,132.56 is: 26,403.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,240.36 : 47,252.70 = 19,132.56 : x
  2. Step 2: Convert to fraction form
    34,240.36/47,252.70 = 19,132.56/x
  3. Step 3: Cross multiply
    34,240.36x = 47,252.70 × 19,132.56
  4. Step 4: Simplify right side
    34,240.36x = 904,065,117.91
  5. Step 5: Solve for x
    x = 904,065,117.91/34,240.36
  6. Step 6: Final answer
    x = 26,403.49

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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.