Home / 39,965.61-55,152.55-22,060.62

Finding the Fourth Proportional to 39,965.61, 55,152.55 and 22,060.62

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Solution

The fourth proportional to 39,965.61, 55,152.55 and 22,060.62 is: 30,443.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,965.61 : 55,152.55 = 22,060.62 : x
  2. Step 2: Convert to fraction form
    39,965.61/55,152.55 = 22,060.62/x
  3. Step 3: Cross multiply
    39,965.61x = 55,152.55 × 22,060.62
  4. Step 4: Simplify right side
    39,965.61x = 1,216,699,447.58
  5. Step 5: Solve for x
    x = 1,216,699,447.58/39,965.61
  6. Step 6: Final answer
    x = 30,443.66

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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.