Home / 53,479.02-80,194.84-28,514.42

Finding the Fourth Proportional to 53,479.02, 80,194.84 and 28,514.42

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Solution

The fourth proportional to 53,479.02, 80,194.84 and 28,514.42 is: 42,759.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,479.02 : 80,194.84 = 28,514.42 : x
  2. Step 2: Convert to fraction form
    53,479.02/80,194.84 = 28,514.42/x
  3. Step 3: Cross multiply
    53,479.02x = 80,194.84 × 28,514.42
  4. Step 4: Simplify right side
    53,479.02x = 2,286,709,349.59
  5. Step 5: Solve for x
    x = 2,286,709,349.59/53,479.02
  6. Step 6: Final answer
    x = 42,759.00

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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.