Home / 39,707.12-59,584.35-14,749.40

Finding the Fourth Proportional to 39,707.12, 59,584.35 and 14,749.40

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Solution

The fourth proportional to 39,707.12, 59,584.35 and 14,749.40 is: 22,132.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,707.12 : 59,584.35 = 14,749.40 : x
  2. Step 2: Convert to fraction form
    39,707.12/59,584.35 = 14,749.40/x
  3. Step 3: Cross multiply
    39,707.12x = 59,584.35 × 14,749.40
  4. Step 4: Simplify right side
    39,707.12x = 878,833,411.89
  5. Step 5: Solve for x
    x = 878,833,411.89/39,707.12
  6. Step 6: Final answer
    x = 22,132.89

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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.