Home / 43,864.61-65,802.38-14,274.50

Finding the Fourth Proportional to 43,864.61, 65,802.38 and 14,274.50

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Solution

The fourth proportional to 43,864.61, 65,802.38 and 14,274.50 is: 21,413.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,864.61 : 65,802.38 = 14,274.50 : x
  2. Step 2: Convert to fraction form
    43,864.61/65,802.38 = 14,274.50/x
  3. Step 3: Cross multiply
    43,864.61x = 65,802.38 × 14,274.50
  4. Step 4: Simplify right side
    43,864.61x = 939,295,672.93
  5. Step 5: Solve for x
    x = 939,295,672.93/43,864.61
  6. Step 6: Final answer
    x = 21,413.52

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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.