Home / 55,493.55-76,637.07-35,359.80

Finding the Fourth Proportional to 55,493.55, 76,637.07 and 35,359.80

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Solution

The fourth proportional to 55,493.55, 76,637.07 and 35,359.80 is: 48,832.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,493.55 : 76,637.07 = 35,359.80 : x
  2. Step 2: Convert to fraction form
    55,493.55/76,637.07 = 35,359.80/x
  3. Step 3: Cross multiply
    55,493.55x = 76,637.07 × 35,359.80
  4. Step 4: Simplify right side
    55,493.55x = 2,709,871,467.79
  5. Step 5: Solve for x
    x = 2,709,871,467.79/55,493.55
  6. Step 6: Final answer
    x = 48,832.19

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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.