Home / 32,390.24-48,475.64-19,918.17

Finding the Fourth Proportional to 32,390.24, 48,475.64 and 19,918.17

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Solution

The fourth proportional to 32,390.24, 48,475.64 and 19,918.17 is: 29,809.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,390.24 : 48,475.64 = 19,918.17 : x
  2. Step 2: Convert to fraction form
    32,390.24/48,475.64 = 19,918.17/x
  3. Step 3: Cross multiply
    32,390.24x = 48,475.64 × 19,918.17
  4. Step 4: Simplify right side
    32,390.24x = 965,545,938.79
  5. Step 5: Solve for x
    x = 965,545,938.79/32,390.24
  6. Step 6: Final answer
    x = 29,809.78

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1.5x scale

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.