Home / 47,586.97-65,670.02-28,467.55

Finding the Fourth Proportional to 47,586.97, 65,670.02 and 28,467.55

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Solution

The fourth proportional to 47,586.97, 65,670.02 and 28,467.55 is: 39,285.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,586.97 : 65,670.02 = 28,467.55 : x
  2. Step 2: Convert to fraction form
    47,586.97/65,670.02 = 28,467.55/x
  3. Step 3: Cross multiply
    47,586.97x = 65,670.02 × 28,467.55
  4. Step 4: Simplify right side
    47,586.97x = 1,869,464,577.85
  5. Step 5: Solve for x
    x = 1,869,464,577.85/47,586.97
  6. Step 6: Final answer
    x = 39,285.22

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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.