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Finding the Fourth Proportional to 32,478.32, 44,804.45 and 22,919.76

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Solution

The fourth proportional to 32,478.32, 44,804.45 and 22,919.76 is: 31,618.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,478.32 : 44,804.45 = 22,919.76 : x
  2. Step 2: Convert to fraction form
    32,478.32/44,804.45 = 22,919.76/x
  3. Step 3: Cross multiply
    32,478.32x = 44,804.45 × 22,919.76
  4. Step 4: Simplify right side
    32,478.32x = 1,026,907,330.46
  5. Step 5: Solve for x
    x = 1,026,907,330.46/32,478.32
  6. Step 6: Final answer
    x = 31,618.24

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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.