Home / 34,903.99-48,177.41-20,572.15

Finding the Fourth Proportional to 34,903.99, 48,177.41 and 20,572.15

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Solution

The fourth proportional to 34,903.99, 48,177.41 and 20,572.15 is: 28,395.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,903.99 : 48,177.41 = 20,572.15 : x
  2. Step 2: Convert to fraction form
    34,903.99/48,177.41 = 20,572.15/x
  3. Step 3: Cross multiply
    34,903.99x = 48,177.41 × 20,572.15
  4. Step 4: Simplify right side
    34,903.99x = 991,112,965.52
  5. Step 5: Solve for x
    x = 991,112,965.52/34,903.99
  6. Step 6: Final answer
    x = 28,395.41

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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.