Home / 69,352.32-104,044.10-21,970.28

Finding the Fourth Proportional to 69,352.32, 104,044.10 and 21,970.28

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Solution

The fourth proportional to 69,352.32, 104,044.10 and 21,970.28 is: 32,960.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,352.32 : 104,044.10 = 21,970.28 : x
  2. Step 2: Convert to fraction form
    69,352.32/104,044.10 = 21,970.28/x
  3. Step 3: Cross multiply
    69,352.32x = 104,044.10 × 21,970.28
  4. Step 4: Simplify right side
    69,352.32x = 2,285,878,009.35
  5. Step 5: Solve for x
    x = 2,285,878,009.35/69,352.32
  6. Step 6: Final answer
    x = 32,960.37

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.