Home / 26,327.98-39,509.16-9,688.18

Finding the Fourth Proportional to 26,327.98, 39,509.16 and 9,688.18

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Solution

The fourth proportional to 26,327.98, 39,509.16 and 9,688.18 is: 14,538.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,327.98 : 39,509.16 = 9,688.18 : x
  2. Step 2: Convert to fraction form
    26,327.98/39,509.16 = 9,688.18/x
  3. Step 3: Cross multiply
    26,327.98x = 39,509.16 × 9,688.18
  4. Step 4: Simplify right side
    26,327.98x = 382,771,853.73
  5. Step 5: Solve for x
    x = 382,771,853.73/26,327.98
  6. Step 6: Final answer
    x = 14,538.60

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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.