Home / 38,580.38-53,241.36-22,665.50

Finding the Fourth Proportional to 38,580.38, 53,241.36 and 22,665.50

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Solution

The fourth proportional to 38,580.38, 53,241.36 and 22,665.50 is: 31,278.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,580.38 : 53,241.36 = 22,665.50 : x
  2. Step 2: Convert to fraction form
    38,580.38/53,241.36 = 22,665.50/x
  3. Step 3: Cross multiply
    38,580.38x = 53,241.36 × 22,665.50
  4. Step 4: Simplify right side
    38,580.38x = 1,206,742,045.08
  5. Step 5: Solve for x
    x = 1,206,742,045.08/38,580.38
  6. Step 6: Final answer
    x = 31,278.65

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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.