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Finding the Fourth Proportional to 26,762.76, 40,112.25 and 10,967.16

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Solution

The fourth proportional to 26,762.76, 40,112.25 and 10,967.16 is: 16,437.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,762.76 : 40,112.25 = 10,967.16 : x
  2. Step 2: Convert to fraction form
    26,762.76/40,112.25 = 10,967.16/x
  3. Step 3: Cross multiply
    26,762.76x = 40,112.25 × 10,967.16
  4. Step 4: Simplify right side
    26,762.76x = 439,917,463.71
  5. Step 5: Solve for x
    x = 439,917,463.71/26,762.76
  6. Step 6: Final answer
    x = 16,437.67

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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.