Home / 17,021.34-25,547.81-8,707.30

Finding the Fourth Proportional to 17,021.34, 25,547.81 and 8,707.30

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Solution

The fourth proportional to 17,021.34, 25,547.81 and 8,707.30 is: 13,069.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,021.34 : 25,547.81 = 8,707.30 : x
  2. Step 2: Convert to fraction form
    17,021.34/25,547.81 = 8,707.30/x
  3. Step 3: Cross multiply
    17,021.34x = 25,547.81 × 8,707.30
  4. Step 4: Simplify right side
    17,021.34x = 222,452,338.61
  5. Step 5: Solve for x
    x = 222,452,338.61/17,021.34
  6. Step 6: Final answer
    x = 13,069.03

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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.