Home / 16,823.60-25,235.40-15,730.10

Finding the Fourth Proportional to 16,823.60, 25,235.40 and 15,730.10

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Solution

The fourth proportional to 16,823.60, 25,235.40 and 15,730.10 is: 23,595.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,823.60 : 25,235.40 = 15,730.10 : x
  2. Step 2: Convert to fraction form
    16,823.60/25,235.40 = 15,730.10/x
  3. Step 3: Cross multiply
    16,823.60x = 25,235.40 × 15,730.10
  4. Step 4: Simplify right side
    16,823.60x = 396,955,365.54
  5. Step 5: Solve for x
    x = 396,955,365.54/16,823.60
  6. Step 6: Final answer
    x = 23,595.15

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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.