Home / 53,410.11-80,120.58-13,967.55

Finding the Fourth Proportional to 53,410.11, 80,120.58 and 13,967.55

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Solution

The fourth proportional to 53,410.11, 80,120.58 and 13,967.55 is: 20,952.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,410.11 : 80,120.58 = 13,967.55 : x
  2. Step 2: Convert to fraction form
    53,410.11/80,120.58 = 13,967.55/x
  3. Step 3: Cross multiply
    53,410.11x = 80,120.58 × 13,967.55
  4. Step 4: Simplify right side
    53,410.11x = 1,119,088,207.18
  5. Step 5: Solve for x
    x = 1,119,088,207.18/53,410.11
  6. Step 6: Final answer
    x = 20,952.74

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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.