Home / 29,151.10-40,207.21-19,063.36

Finding the Fourth Proportional to 29,151.10, 40,207.21 and 19,063.36

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Solution

The fourth proportional to 29,151.10, 40,207.21 and 19,063.36 is: 26,293.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,151.10 : 40,207.21 = 19,063.36 : x
  2. Step 2: Convert to fraction form
    29,151.10/40,207.21 = 19,063.36/x
  3. Step 3: Cross multiply
    29,151.10x = 40,207.21 × 19,063.36
  4. Step 4: Simplify right side
    29,151.10x = 766,484,518.83
  5. Step 5: Solve for x
    x = 766,484,518.83/29,151.10
  6. Step 6: Final answer
    x = 26,293.50

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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.