Home / 55,562.66-76,677.54-30,412.16

Finding the Fourth Proportional to 55,562.66, 76,677.54 and 30,412.16

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Solution

The fourth proportional to 55,562.66, 76,677.54 and 30,412.16 is: 41,969.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,562.66 : 76,677.54 = 30,412.16 : x
  2. Step 2: Convert to fraction form
    55,562.66/76,677.54 = 30,412.16/x
  3. Step 3: Cross multiply
    55,562.66x = 76,677.54 × 30,412.16
  4. Step 4: Simplify right side
    55,562.66x = 2,331,929,614.89
  5. Step 5: Solve for x
    x = 2,331,929,614.89/55,562.66
  6. Step 6: Final answer
    x = 41,969.37

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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.