Home / 32,811.22-45,263.73-21,475.73

Finding the Fourth Proportional to 32,811.22, 45,263.73 and 21,475.73

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Solution

The fourth proportional to 32,811.22, 45,263.73 and 21,475.73 is: 29,626.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,811.22 : 45,263.73 = 21,475.73 : x
  2. Step 2: Convert to fraction form
    32,811.22/45,263.73 = 21,475.73/x
  3. Step 3: Cross multiply
    32,811.22x = 45,263.73 × 21,475.73
  4. Step 4: Simplify right side
    32,811.22x = 972,071,417.95
  5. Step 5: Solve for x
    x = 972,071,417.95/32,811.22
  6. Step 6: Final answer
    x = 29,626.19

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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.