Home / 55,566.73-76,681.47-30,072.55

Finding the Fourth Proportional to 55,566.73, 76,681.47 and 30,072.55

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Solution

The fourth proportional to 55,566.73, 76,681.47 and 30,072.55 is: 41,499.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,566.73 : 76,681.47 = 30,072.55 : x
  2. Step 2: Convert to fraction form
    55,566.73/76,681.47 = 30,072.55/x
  3. Step 3: Cross multiply
    55,566.73x = 76,681.47 × 30,072.55
  4. Step 4: Simplify right side
    55,566.73x = 2,306,006,957.24
  5. Step 5: Solve for x
    x = 2,306,006,957.24/55,566.73
  6. Step 6: Final answer
    x = 41,499.78

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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.