Home / 25,368.28-34,996.32-16,874.56

Finding the Fourth Proportional to 25,368.28, 34,996.32 and 16,874.56

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Solution

The fourth proportional to 25,368.28, 34,996.32 and 16,874.56 is: 23,278.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,368.28 : 34,996.32 = 16,874.56 : x
  2. Step 2: Convert to fraction form
    25,368.28/34,996.32 = 16,874.56/x
  3. Step 3: Cross multiply
    25,368.28x = 34,996.32 × 16,874.56
  4. Step 4: Simplify right side
    25,368.28x = 590,547,501.62
  5. Step 5: Solve for x
    x = 590,547,501.62/25,368.28
  6. Step 6: Final answer
    x = 23,278.97

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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.