Home / 39,093.12-53,948.70-22,971.30

Finding the Fourth Proportional to 39,093.12, 53,948.70 and 22,971.30

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Solution

The fourth proportional to 39,093.12, 53,948.70 and 22,971.30 is: 31,700.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,093.12 : 53,948.70 = 22,971.30 : x
  2. Step 2: Convert to fraction form
    39,093.12/53,948.70 = 22,971.30/x
  3. Step 3: Cross multiply
    39,093.12x = 53,948.70 × 22,971.30
  4. Step 4: Simplify right side
    39,093.12x = 1,239,271,772.31
  5. Step 5: Solve for x
    x = 1,239,271,772.31/39,093.12
  6. Step 6: Final answer
    x = 31,700.51

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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.