Home / 17,485.10-26,235.40-9,163.14

Finding the Fourth Proportional to 17,485.10, 26,235.40 and 9,163.14

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Solution

The fourth proportional to 17,485.10, 26,235.40 and 9,163.14 is: 13,748.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,485.10 : 26,235.40 = 9,163.14 : x
  2. Step 2: Convert to fraction form
    17,485.10/26,235.40 = 9,163.14/x
  3. Step 3: Cross multiply
    17,485.10x = 26,235.40 × 9,163.14
  4. Step 4: Simplify right side
    17,485.10x = 240,398,643.16
  5. Step 5: Solve for x
    x = 240,398,643.16/17,485.10
  6. Step 6: Final answer
    x = 13,748.77

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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.