Home / 53,214.76-79,799.05-28,249.35

Finding the Fourth Proportional to 53,214.76, 79,799.05 and 28,249.35

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Solution

The fourth proportional to 53,214.76, 79,799.05 and 28,249.35 is: 42,361.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,214.76 : 79,799.05 = 28,249.35 : x
  2. Step 2: Convert to fraction form
    53,214.76/79,799.05 = 28,249.35/x
  3. Step 3: Cross multiply
    53,214.76x = 79,799.05 × 28,249.35
  4. Step 4: Simplify right side
    53,214.76x = 2,254,271,293.12
  5. Step 5: Solve for x
    x = 2,254,271,293.12/53,214.76
  6. Step 6: Final answer
    x = 42,361.77

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.