Home / 16,880.04-25,294.12-6,486.12

Finding the Fourth Proportional to 16,880.04, 25,294.12 and 6,486.12

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Solution

The fourth proportional to 16,880.04, 25,294.12 and 6,486.12 is: 9,719.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,880.04 : 25,294.12 = 6,486.12 : x
  2. Step 2: Convert to fraction form
    16,880.04/25,294.12 = 6,486.12/x
  3. Step 3: Cross multiply
    16,880.04x = 25,294.12 × 6,486.12
  4. Step 4: Simplify right side
    16,880.04x = 164,060,697.61
  5. Step 5: Solve for x
    x = 164,060,697.61/16,880.04
  6. Step 6: Final answer
    x = 9,719.21

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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.