Home / 17,125.78-25,690.30-4,646.52

Finding the Fourth Proportional to 17,125.78, 25,690.30 and 4,646.52

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Solution

The fourth proportional to 17,125.78, 25,690.30 and 4,646.52 is: 6,970.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,125.78 : 25,690.30 = 4,646.52 : x
  2. Step 2: Convert to fraction form
    17,125.78/25,690.30 = 4,646.52/x
  3. Step 3: Cross multiply
    17,125.78x = 25,690.30 × 4,646.52
  4. Step 4: Simplify right side
    17,125.78x = 119,370,492.76
  5. Step 5: Solve for x
    x = 119,370,492.76/17,125.78
  6. Step 6: Final answer
    x = 6,970.22

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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.