Home / 45,187.48-62,280.82-30,053.07

Finding the Fourth Proportional to 45,187.48, 62,280.82 and 30,053.07

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Solution

The fourth proportional to 45,187.48, 62,280.82 and 30,053.07 is: 41,421.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,187.48 : 62,280.82 = 30,053.07 : x
  2. Step 2: Convert to fraction form
    45,187.48/62,280.82 = 30,053.07/x
  3. Step 3: Cross multiply
    45,187.48x = 62,280.82 × 30,053.07
  4. Step 4: Simplify right side
    45,187.48x = 1,871,729,843.12
  5. Step 5: Solve for x
    x = 1,871,729,843.12/45,187.48
  6. Step 6: Final answer
    x = 41,421.43

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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.