Home / 26,327.13-39,485.43-9,681.50

Finding the Fourth Proportional to 26,327.13, 39,485.43 and 9,681.50

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Solution

The fourth proportional to 26,327.13, 39,485.43 and 9,681.50 is: 14,520.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,327.13 : 39,485.43 = 9,681.50 : x
  2. Step 2: Convert to fraction form
    26,327.13/39,485.43 = 9,681.50/x
  3. Step 3: Cross multiply
    26,327.13x = 39,485.43 × 9,681.50
  4. Step 4: Simplify right side
    26,327.13x = 382,277,993.12
  5. Step 5: Solve for x
    x = 382,277,993.12/26,327.13
  6. Step 6: Final answer
    x = 14,520.31

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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.