Home / 25,547.56-38,298.66-9,961.54

Finding the Fourth Proportional to 25,547.56, 38,298.66 and 9,961.54

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Solution

The fourth proportional to 25,547.56, 38,298.66 and 9,961.54 is: 14,933.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,547.56 : 38,298.66 = 9,961.54 : x
  2. Step 2: Convert to fraction form
    25,547.56/38,298.66 = 9,961.54/x
  3. Step 3: Cross multiply
    25,547.56x = 38,298.66 × 9,961.54
  4. Step 4: Simplify right side
    25,547.56x = 381,513,633.54
  5. Step 5: Solve for x
    x = 381,513,633.54/25,547.56
  6. Step 6: Final answer
    x = 14,933.47

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.