Home / 32,931.05-49,361.13-14,219.88

Finding the Fourth Proportional to 32,931.05, 49,361.13 and 14,219.88

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Solution

The fourth proportional to 32,931.05, 49,361.13 and 14,219.88 is: 21,314.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,931.05 : 49,361.13 = 14,219.88 : x
  2. Step 2: Convert to fraction form
    32,931.05/49,361.13 = 14,219.88/x
  3. Step 3: Cross multiply
    32,931.05x = 49,361.13 × 14,219.88
  4. Step 4: Simplify right side
    32,931.05x = 701,909,345.26
  5. Step 5: Solve for x
    x = 701,909,345.26/32,931.05
  6. Step 6: Final answer
    x = 21,314.52

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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.