Home / 39,312.80-54,248.10-23,394.68

Finding the Fourth Proportional to 39,312.80, 54,248.10 and 23,394.68

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Solution

The fourth proportional to 39,312.80, 54,248.10 and 23,394.68 is: 32,282.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,312.80 : 54,248.10 = 23,394.68 : x
  2. Step 2: Convert to fraction form
    39,312.80/54,248.10 = 23,394.68/x
  3. Step 3: Cross multiply
    39,312.80x = 54,248.10 × 23,394.68
  4. Step 4: Simplify right side
    39,312.80x = 1,269,116,940.11
  5. Step 5: Solve for x
    x = 1,269,116,940.11/39,312.80
  6. Step 6: Final answer
    x = 32,282.54

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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.