Home / 32,920.62-45,430.31-17,813.55

Finding the Fourth Proportional to 32,920.62, 45,430.31 and 17,813.55

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Solution

The fourth proportional to 32,920.62, 45,430.31 and 17,813.55 is: 24,582.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,920.62 : 45,430.31 = 17,813.55 : x
  2. Step 2: Convert to fraction form
    32,920.62/45,430.31 = 17,813.55/x
  3. Step 3: Cross multiply
    32,920.62x = 45,430.31 × 17,813.55
  4. Step 4: Simplify right side
    32,920.62x = 809,274,782.48
  5. Step 5: Solve for x
    x = 809,274,782.48/32,920.62
  6. Step 6: Final answer
    x = 24,582.61

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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.