Home / 55,599.18-76,727.19-30,448.68

Finding the Fourth Proportional to 55,599.18, 76,727.19 and 30,448.68

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Solution

The fourth proportional to 55,599.18, 76,727.19 and 30,448.68 is: 42,019.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,599.18 : 76,727.19 = 30,448.68 : x
  2. Step 2: Convert to fraction form
    55,599.18/76,727.19 = 30,448.68/x
  3. Step 3: Cross multiply
    55,599.18x = 76,727.19 × 30,448.68
  4. Step 4: Simplify right side
    55,599.18x = 2,336,241,655.61
  5. Step 5: Solve for x
    x = 2,336,241,655.61/55,599.18
  6. Step 6: Final answer
    x = 42,019.35

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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.