Home / 25,509.08-35,199.06-14,177.72

Finding the Fourth Proportional to 25,509.08, 35,199.06 and 14,177.72

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Solution

The fourth proportional to 25,509.08, 35,199.06 and 14,177.72 is: 19,563.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,509.08 : 35,199.06 = 14,177.72 : x
  2. Step 2: Convert to fraction form
    25,509.08/35,199.06 = 14,177.72/x
  3. Step 3: Cross multiply
    25,509.08x = 35,199.06 × 14,177.72
  4. Step 4: Simplify right side
    25,509.08x = 499,042,416.94
  5. Step 5: Solve for x
    x = 499,042,416.94/25,509.08
  6. Step 6: Final answer
    x = 19,563.32

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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.