Home / 55,433.67-76,498.33-30,283.35

Finding the Fourth Proportional to 55,433.67, 76,498.33 and 30,283.35

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Solution

The fourth proportional to 55,433.67, 76,498.33 and 30,283.35 is: 41,790.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,433.67 : 76,498.33 = 30,283.35 : x
  2. Step 2: Convert to fraction form
    55,433.67/76,498.33 = 30,283.35/x
  3. Step 3: Cross multiply
    55,433.67x = 76,498.33 × 30,283.35
  4. Step 4: Simplify right side
    55,433.67x = 2,316,625,701.81
  5. Step 5: Solve for x
    x = 2,316,625,701.81/55,433.67
  6. Step 6: Final answer
    x = 41,790.95

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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.