Home / 26,313.39-39,485.66-9,685.11

Finding the Fourth Proportional to 26,313.39, 39,485.66 and 9,685.11

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Solution

The fourth proportional to 26,313.39, 39,485.66 and 9,685.11 is: 14,533.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,313.39 : 39,485.66 = 9,685.11 : x
  2. Step 2: Convert to fraction form
    26,313.39/39,485.66 = 9,685.11/x
  3. Step 3: Cross multiply
    26,313.39x = 39,485.66 × 9,685.11
  4. Step 4: Simplify right side
    26,313.39x = 382,422,960.52
  5. Step 5: Solve for x
    x = 382,422,960.52/26,313.39
  6. Step 6: Final answer
    x = 14,533.40

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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.