Home / 53,703.60-80,545.32-22,539.12

Finding the Fourth Proportional to 53,703.60, 80,545.32 and 22,539.12

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Solution

The fourth proportional to 53,703.60, 80,545.32 and 22,539.12 is: 33,804.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,703.60 : 80,545.32 = 22,539.12 : x
  2. Step 2: Convert to fraction form
    53,703.60/80,545.32 = 22,539.12/x
  3. Step 3: Cross multiply
    53,703.60x = 80,545.32 × 22,539.12
  4. Step 4: Simplify right side
    53,703.60x = 1,815,420,632.92
  5. Step 5: Solve for x
    x = 1,815,420,632.92/53,703.60
  6. Step 6: Final answer
    x = 33,804.45

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1.5x scale

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.