Home / 16,886.16-25,330.86-4,406.40

Finding the Fourth Proportional to 16,886.16, 25,330.86 and 4,406.40

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Solution

The fourth proportional to 16,886.16, 25,330.86 and 4,406.40 is: 6,610.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,886.16 : 25,330.86 = 4,406.40 : x
  2. Step 2: Convert to fraction form
    16,886.16/25,330.86 = 4,406.40/x
  3. Step 3: Cross multiply
    16,886.16x = 25,330.86 × 4,406.40
  4. Step 4: Simplify right side
    16,886.16x = 111,617,901.50
  5. Step 5: Solve for x
    x = 111,617,901.50/16,886.16
  6. Step 6: Final answer
    x = 6,610.02

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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.