Home / 26,285.00-39,422.16-9,639.36

Finding the Fourth Proportional to 26,285.00, 39,422.16 and 9,639.36

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Solution

The fourth proportional to 26,285.00, 39,422.16 and 9,639.36 is: 14,457.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,285.00 : 39,422.16 = 9,639.36 : x
  2. Step 2: Convert to fraction form
    26,285.00/39,422.16 = 9,639.36/x
  3. Step 3: Cross multiply
    26,285.00x = 39,422.16 × 9,639.36
  4. Step 4: Simplify right side
    26,285.00x = 380,004,392.22
  5. Step 5: Solve for x
    x = 380,004,392.22/26,285.00
  6. Step 6: Final answer
    x = 14,457.08

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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.