Home / 18,208.22-25,125.84-10,248.98

Finding the Fourth Proportional to 18,208.22, 25,125.84 and 10,248.98

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Solution

The fourth proportional to 18,208.22, 25,125.84 and 10,248.98 is: 14,142.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,208.22 : 25,125.84 = 10,248.98 : x
  2. Step 2: Convert to fraction form
    18,208.22/25,125.84 = 10,248.98/x
  3. Step 3: Cross multiply
    18,208.22x = 25,125.84 × 10,248.98
  4. Step 4: Simplify right side
    18,208.22x = 257,514,106.01
  5. Step 5: Solve for x
    x = 257,514,106.01/18,208.22
  6. Step 6: Final answer
    x = 14,142.74

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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.