Home / 17,070.57-25,605.86-5,384.70

Finding the Fourth Proportional to 17,070.57, 25,605.86 and 5,384.70

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Solution

The fourth proportional to 17,070.57, 25,605.86 and 5,384.70 is: 8,077.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,070.57 : 25,605.86 = 5,384.70 : x
  2. Step 2: Convert to fraction form
    17,070.57/25,605.86 = 5,384.70/x
  3. Step 3: Cross multiply
    17,070.57x = 25,605.86 × 5,384.70
  4. Step 4: Simplify right side
    17,070.57x = 137,879,874.34
  5. Step 5: Solve for x
    x = 137,879,874.34/17,070.57
  6. Step 6: Final answer
    x = 8,077.05

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Similar ratio
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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.