Home / 53,133.46-79,708.84-15,697.32

Finding the Fourth Proportional to 53,133.46, 79,708.84 and 15,697.32

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Solution

The fourth proportional to 53,133.46, 79,708.84 and 15,697.32 is: 23,548.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,133.46 : 79,708.84 = 15,697.32 : x
  2. Step 2: Convert to fraction form
    53,133.46/79,708.84 = 15,697.32/x
  3. Step 3: Cross multiply
    53,133.46x = 79,708.84 × 15,697.32
  4. Step 4: Simplify right side
    53,133.46x = 1,251,215,168.31
  5. Step 5: Solve for x
    x = 1,251,215,168.31/53,133.46
  6. Step 6: Final answer
    x = 23,548.54

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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.