Home / 16,798.60-25,193.40-5,108.68

Finding the Fourth Proportional to 16,798.60, 25,193.40 and 5,108.68

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Solution

The fourth proportional to 16,798.60, 25,193.40 and 5,108.68 is: 7,661.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,798.60 : 25,193.40 = 5,108.68 : x
  2. Step 2: Convert to fraction form
    16,798.60/25,193.40 = 5,108.68/x
  3. Step 3: Cross multiply
    16,798.60x = 25,193.40 × 5,108.68
  4. Step 4: Simplify right side
    16,798.60x = 128,705,018.71
  5. Step 5: Solve for x
    x = 128,705,018.71/16,798.60
  6. Step 6: Final answer
    x = 7,661.65

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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.