Home / 39,707.16-59,562-19,974.96

Finding the Fourth Proportional to 39,707.16, 59,562 and 19,974.96

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Solution

The fourth proportional to 39,707.16, 59,562 and 19,974.96 is: 29,963.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,707.16 : 59,562 = 19,974.96 : x
  2. Step 2: Convert to fraction form
    39,707.16/59,562 = 19,974.96/x
  3. Step 3: Cross multiply
    39,707.16x = 59,562 × 19,974.96
  4. Step 4: Simplify right side
    39,707.16x = 1,189,748,567.52
  5. Step 5: Solve for x
    x = 1,189,748,567.52/39,707.16
  6. Step 6: Final answer
    x = 29,963.07

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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.