Home / 43,032.32-59,297.28-31,074.56

Finding the Fourth Proportional to 43,032.32, 59,297.28 and 31,074.56

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Solution

The fourth proportional to 43,032.32, 59,297.28 and 31,074.56 is: 42,819.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,032.32 : 59,297.28 = 31,074.56 : x
  2. Step 2: Convert to fraction form
    43,032.32/59,297.28 = 31,074.56/x
  3. Step 3: Cross multiply
    43,032.32x = 59,297.28 × 31,074.56
  4. Step 4: Simplify right side
    43,032.32x = 1,842,636,885.20
  5. Step 5: Solve for x
    x = 1,842,636,885.20/43,032.32
  6. Step 6: Final answer
    x = 42,819.84

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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.