Home / 47,504.60-65,544.04-28,376.55

Finding the Fourth Proportional to 47,504.60, 65,544.04 and 28,376.55

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Solution

The fourth proportional to 47,504.60, 65,544.04 and 28,376.55 is: 39,152.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,504.60 : 65,544.04 = 28,376.55 : x
  2. Step 2: Convert to fraction form
    47,504.60/65,544.04 = 28,376.55/x
  3. Step 3: Cross multiply
    47,504.60x = 65,544.04 × 28,376.55
  4. Step 4: Simplify right side
    47,504.60x = 1,859,913,728.26
  5. Step 5: Solve for x
    x = 1,859,913,728.26/47,504.60
  6. Step 6: Final answer
    x = 39,152.29

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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.