Home / 52,293.11-72,164.96-28,419.84

Finding the Fourth Proportional to 52,293.11, 72,164.96 and 28,419.84

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Solution

The fourth proportional to 52,293.11, 72,164.96 and 28,419.84 is: 39,219.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,293.11 : 72,164.96 = 28,419.84 : x
  2. Step 2: Convert to fraction form
    52,293.11/72,164.96 = 28,419.84/x
  3. Step 3: Cross multiply
    52,293.11x = 72,164.96 × 28,419.84
  4. Step 4: Simplify right side
    52,293.11x = 2,050,916,498.21
  5. Step 5: Solve for x
    x = 2,050,916,498.21/52,293.11
  6. Step 6: Final answer
    x = 39,219.63

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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.