Home / 40,629.86-55,944.54-35,565.74

Finding the Fourth Proportional to 40,629.86, 55,944.54 and 35,565.74

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Solution

The fourth proportional to 40,629.86, 55,944.54 and 35,565.74 is: 48,971.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,629.86 : 55,944.54 = 35,565.74 : x
  2. Step 2: Convert to fraction form
    40,629.86/55,944.54 = 35,565.74/x
  3. Step 3: Cross multiply
    40,629.86x = 55,944.54 × 35,565.74
  4. Step 4: Simplify right side
    40,629.86x = 1,989,708,964.06
  5. Step 5: Solve for x
    x = 1,989,708,964.06/40,629.86
  6. Step 6: Final answer
    x = 48,971.59

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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.