Home / 39,956.90-59,938.58-13,301.92

Finding the Fourth Proportional to 39,956.90, 59,938.58 and 13,301.92

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Solution

The fourth proportional to 39,956.90, 59,938.58 and 13,301.92 is: 19,953.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,956.90 : 59,938.58 = 13,301.92 : x
  2. Step 2: Convert to fraction form
    39,956.90/59,938.58 = 13,301.92/x
  3. Step 3: Cross multiply
    39,956.90x = 59,938.58 × 13,301.92
  4. Step 4: Simplify right side
    39,956.90x = 797,298,304.25
  5. Step 5: Solve for x
    x = 797,298,304.25/39,956.90
  6. Step 6: Final answer
    x = 19,953.96

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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.