Home / 53,364.64-80,051-15,921.76

Finding the Fourth Proportional to 53,364.64, 80,051 and 15,921.76

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Solution

The fourth proportional to 53,364.64, 80,051 and 15,921.76 is: 23,883.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,364.64 : 80,051 = 15,921.76 : x
  2. Step 2: Convert to fraction form
    53,364.64/80,051 = 15,921.76/x
  3. Step 3: Cross multiply
    53,364.64x = 80,051 × 15,921.76
  4. Step 4: Simplify right side
    53,364.64x = 1,274,552,809.76
  5. Step 5: Solve for x
    x = 1,274,552,809.76/53,364.64
  6. Step 6: Final answer
    x = 23,883.85

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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.