Home / 35,403.47-48,856.92-20,296.46

Finding the Fourth Proportional to 35,403.47, 48,856.92 and 20,296.46

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Solution

The fourth proportional to 35,403.47, 48,856.92 and 20,296.46 is: 28,009.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,403.47 : 48,856.92 = 20,296.46 : x
  2. Step 2: Convert to fraction form
    35,403.47/48,856.92 = 20,296.46/x
  3. Step 3: Cross multiply
    35,403.47x = 48,856.92 × 20,296.46
  4. Step 4: Simplify right side
    35,403.47x = 991,622,278.22
  5. Step 5: Solve for x
    x = 991,622,278.22/35,403.47
  6. Step 6: Final answer
    x = 28,009.19

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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.