Home / 38,938.76-53,747.24-33,689.96

Finding the Fourth Proportional to 38,938.76, 53,747.24 and 33,689.96

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Solution

The fourth proportional to 38,938.76, 53,747.24 and 33,689.96 is: 46,502.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,938.76 : 53,747.24 = 33,689.96 : x
  2. Step 2: Convert to fraction form
    38,938.76/53,747.24 = 33,689.96/x
  3. Step 3: Cross multiply
    38,938.76x = 53,747.24 × 33,689.96
  4. Step 4: Simplify right side
    38,938.76x = 1,810,742,365.71
  5. Step 5: Solve for x
    x = 1,810,742,365.71/38,938.76
  6. Step 6: Final answer
    x = 46,502.31

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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.