Home / 32,289.72-44,560.96-18,142.28

Finding the Fourth Proportional to 32,289.72, 44,560.96 and 18,142.28

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Solution

The fourth proportional to 32,289.72, 44,560.96 and 18,142.28 is: 25,036.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,289.72 : 44,560.96 = 18,142.28 : x
  2. Step 2: Convert to fraction form
    32,289.72/44,560.96 = 18,142.28/x
  3. Step 3: Cross multiply
    32,289.72x = 44,560.96 × 18,142.28
  4. Step 4: Simplify right side
    32,289.72x = 808,437,413.39
  5. Step 5: Solve for x
    x = 808,437,413.39/32,289.72
  6. Step 6: Final answer
    x = 25,036.99

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.