Home / 50,779.53-70,080.05-28,124.03

Finding the Fourth Proportional to 50,779.53, 70,080.05 and 28,124.03

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Solution

The fourth proportional to 50,779.53, 70,080.05 and 28,124.03 is: 38,813.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,779.53 : 70,080.05 = 28,124.03 : x
  2. Step 2: Convert to fraction form
    50,779.53/70,080.05 = 28,124.03/x
  3. Step 3: Cross multiply
    50,779.53x = 70,080.05 × 28,124.03
  4. Step 4: Simplify right side
    50,779.53x = 1,970,933,674.11
  5. Step 5: Solve for x
    x = 1,970,933,674.11/50,779.53
  6. Step 6: Final answer
    x = 38,813.55

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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.