Home / 53,723.60-80,585.40-14,286.80

Finding the Fourth Proportional to 53,723.60, 80,585.40 and 14,286.80

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Solution

The fourth proportional to 53,723.60, 80,585.40 and 14,286.80 is: 21,430.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,723.60 : 80,585.40 = 14,286.80 : x
  2. Step 2: Convert to fraction form
    53,723.60/80,585.40 = 14,286.80/x
  3. Step 3: Cross multiply
    53,723.60x = 80,585.40 × 14,286.80
  4. Step 4: Simplify right side
    53,723.60x = 1,151,307,492.72
  5. Step 5: Solve for x
    x = 1,151,307,492.72/53,723.60
  6. Step 6: Final answer
    x = 21,430.20

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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.