Home / 27,539.40-41,309.10-6,762.90

Finding the Fourth Proportional to 27,539.40, 41,309.10 and 6,762.90

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Solution

The fourth proportional to 27,539.40, 41,309.10 and 6,762.90 is: 10,144.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,539.40 : 41,309.10 = 6,762.90 : x
  2. Step 2: Convert to fraction form
    27,539.40/41,309.10 = 6,762.90/x
  3. Step 3: Cross multiply
    27,539.40x = 41,309.10 × 6,762.90
  4. Step 4: Simplify right side
    27,539.40x = 279,369,312.39
  5. Step 5: Solve for x
    x = 279,369,312.39/27,539.40
  6. Step 6: Final answer
    x = 10,144.35

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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.