Home / 39,829.05-59,729.81-17,657.93

Finding the Fourth Proportional to 39,829.05, 59,729.81 and 17,657.93

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Solution

The fourth proportional to 39,829.05, 59,729.81 and 17,657.93 is: 26,480.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,829.05 : 59,729.81 = 17,657.93 : x
  2. Step 2: Convert to fraction form
    39,829.05/59,729.81 = 17,657.93/x
  3. Step 3: Cross multiply
    39,829.05x = 59,729.81 × 17,657.93
  4. Step 4: Simplify right side
    39,829.05x = 1,054,704,864.93
  5. Step 5: Solve for x
    x = 1,054,704,864.93/39,829.05
  6. Step 6: Final answer
    x = 26,480.79

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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.