Home / 25,142.64-34,697.40-14,532.72

Finding the Fourth Proportional to 25,142.64, 34,697.40 and 14,532.72

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Solution

The fourth proportional to 25,142.64, 34,697.40 and 14,532.72 is: 20,055.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,142.64 : 34,697.40 = 14,532.72 : x
  2. Step 2: Convert to fraction form
    25,142.64/34,697.40 = 14,532.72/x
  3. Step 3: Cross multiply
    25,142.64x = 34,697.40 × 14,532.72
  4. Step 4: Simplify right side
    25,142.64x = 504,247,598.93
  5. Step 5: Solve for x
    x = 504,247,598.93/25,142.64
  6. Step 6: Final answer
    x = 20,055.48

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.