Home / 16,823.70-25,235.55-11,210.40

Finding the Fourth Proportional to 16,823.70, 25,235.55 and 11,210.40

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Solution

The fourth proportional to 16,823.70, 25,235.55 and 11,210.40 is: 16,815.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,823.70 : 25,235.55 = 11,210.40 : x
  2. Step 2: Convert to fraction form
    16,823.70/25,235.55 = 11,210.40/x
  3. Step 3: Cross multiply
    16,823.70x = 25,235.55 × 11,210.40
  4. Step 4: Simplify right side
    16,823.70x = 282,900,609.72
  5. Step 5: Solve for x
    x = 282,900,609.72/16,823.70
  6. Step 6: Final answer
    x = 16,815.60

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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.