Home / 32,947.62-45,471.30-21,626.26

Finding the Fourth Proportional to 32,947.62, 45,471.30 and 21,626.26

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Solution

The fourth proportional to 32,947.62, 45,471.30 and 21,626.26 is: 29,846.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,947.62 : 45,471.30 = 21,626.26 : x
  2. Step 2: Convert to fraction form
    32,947.62/45,471.30 = 21,626.26/x
  3. Step 3: Cross multiply
    32,947.62x = 45,471.30 × 21,626.26
  4. Step 4: Simplify right side
    32,947.62x = 983,374,156.34
  5. Step 5: Solve for x
    x = 983,374,156.34/32,947.62
  6. Step 6: Final answer
    x = 29,846.59

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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.