Home / 55,765.02-76,954.77-30,614.34

Finding the Fourth Proportional to 55,765.02, 76,954.77 and 30,614.34

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Solution

The fourth proportional to 55,765.02, 76,954.77 and 30,614.34 is: 42,247.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,765.02 : 76,954.77 = 30,614.34 : x
  2. Step 2: Convert to fraction form
    55,765.02/76,954.77 = 30,614.34/x
  3. Step 3: Cross multiply
    55,765.02x = 76,954.77 × 30,614.34
  4. Step 4: Simplify right side
    55,765.02x = 2,355,919,493.40
  5. Step 5: Solve for x
    x = 2,355,919,493.40/55,765.02
  6. Step 6: Final answer
    x = 42,247.26

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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.