Home / 16,970.08-23,419.76-11,295.04

Finding the Fourth Proportional to 16,970.08, 23,419.76 and 11,295.04

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Solution

The fourth proportional to 16,970.08, 23,419.76 and 11,295.04 is: 15,587.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,970.08 : 23,419.76 = 11,295.04 : x
  2. Step 2: Convert to fraction form
    16,970.08/23,419.76 = 11,295.04/x
  3. Step 3: Cross multiply
    16,970.08x = 23,419.76 × 11,295.04
  4. Step 4: Simplify right side
    16,970.08x = 264,527,125.99
  5. Step 5: Solve for x
    x = 264,527,125.99/16,970.08
  6. Step 6: Final answer
    x = 15,587.85

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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.