Home / 17,070.49-25,587.23-8,739.08

Finding the Fourth Proportional to 17,070.49, 25,587.23 and 8,739.08

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Solution

The fourth proportional to 17,070.49, 25,587.23 and 8,739.08 is: 13,099.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,070.49 : 25,587.23 = 8,739.08 : x
  2. Step 2: Convert to fraction form
    17,070.49/25,587.23 = 8,739.08/x
  3. Step 3: Cross multiply
    17,070.49x = 25,587.23 × 8,739.08
  4. Step 4: Simplify right side
    17,070.49x = 223,608,871.80
  5. Step 5: Solve for x
    x = 223,608,871.80/17,070.49
  6. Step 6: Final answer
    x = 13,099.15

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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.