Home / 25,677.72-35,434.83-14,347.38

Finding the Fourth Proportional to 25,677.72, 35,434.83 and 14,347.38

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Solution

The fourth proportional to 25,677.72, 35,434.83 and 14,347.38 is: 19,799.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,677.72 : 35,434.83 = 14,347.38 : x
  2. Step 2: Convert to fraction form
    25,677.72/35,434.83 = 14,347.38/x
  3. Step 3: Cross multiply
    25,677.72x = 35,434.83 × 14,347.38
  4. Step 4: Simplify right side
    25,677.72x = 508,396,971.25
  5. Step 5: Solve for x
    x = 508,396,971.25/25,677.72
  6. Step 6: Final answer
    x = 19,799.15

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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.