Home / 29,747.76-41,061.10-19,137.40

Finding the Fourth Proportional to 29,747.76, 41,061.10 and 19,137.40

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Solution

The fourth proportional to 29,747.76, 41,061.10 and 19,137.40 is: 26,415.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,747.76 : 41,061.10 = 19,137.40 : x
  2. Step 2: Convert to fraction form
    29,747.76/41,061.10 = 19,137.40/x
  3. Step 3: Cross multiply
    29,747.76x = 41,061.10 × 19,137.40
  4. Step 4: Simplify right side
    29,747.76x = 785,802,695.14
  5. Step 5: Solve for x
    x = 785,802,695.14/29,747.76
  6. Step 6: Final answer
    x = 26,415.52

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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.