Home / 53,222.87-79,811.13-15,263.77

Finding the Fourth Proportional to 53,222.87, 79,811.13 and 15,263.77

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Solution

The fourth proportional to 53,222.87, 79,811.13 and 15,263.77 is: 22,889.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,222.87 : 79,811.13 = 15,263.77 : x
  2. Step 2: Convert to fraction form
    53,222.87/79,811.13 = 15,263.77/x
  3. Step 3: Cross multiply
    53,222.87x = 79,811.13 × 15,263.77
  4. Step 4: Simplify right side
    53,222.87x = 1,218,218,731.76
  5. Step 5: Solve for x
    x = 1,218,218,731.76/53,222.87
  6. Step 6: Final answer
    x = 22,889.01

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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.