Home / 25,094.36-34,632.96-15,021.74

Finding the Fourth Proportional to 25,094.36, 34,632.96 and 15,021.74

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Solution

The fourth proportional to 25,094.36, 34,632.96 and 15,021.74 is: 20,731.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,094.36 : 34,632.96 = 15,021.74 : x
  2. Step 2: Convert to fraction form
    25,094.36/34,632.96 = 15,021.74/x
  3. Step 3: Cross multiply
    25,094.36x = 34,632.96 × 15,021.74
  4. Step 4: Simplify right side
    25,094.36x = 520,247,320.55
  5. Step 5: Solve for x
    x = 520,247,320.55/25,094.36
  6. Step 6: Final answer
    x = 20,731.64

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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.