Home / 25,547.91-38,317.32-7,774.28

Finding the Fourth Proportional to 25,547.91, 38,317.32 and 7,774.28

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Solution

The fourth proportional to 25,547.91, 38,317.32 and 7,774.28 is: 11,660.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,547.91 : 38,317.32 = 7,774.28 : x
  2. Step 2: Convert to fraction form
    25,547.91/38,317.32 = 7,774.28/x
  3. Step 3: Cross multiply
    25,547.91x = 38,317.32 × 7,774.28
  4. Step 4: Simplify right side
    25,547.91x = 297,889,526.63
  5. Step 5: Solve for x
    x = 297,889,526.63/25,547.91
  6. Step 6: Final answer
    x = 11,660.04

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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.