Home / 26,336.81-39,499.37-7,612.76

Finding the Fourth Proportional to 26,336.81, 39,499.37 and 7,612.76

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Solution

The fourth proportional to 26,336.81, 39,499.37 and 7,612.76 is: 11,417.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,336.81 : 39,499.37 = 7,612.76 : x
  2. Step 2: Convert to fraction form
    26,336.81/39,499.37 = 7,612.76/x
  3. Step 3: Cross multiply
    26,336.81x = 39,499.37 × 7,612.76
  4. Step 4: Simplify right side
    26,336.81x = 300,698,988.40
  5. Step 5: Solve for x
    x = 300,698,988.40/26,336.81
  6. Step 6: Final answer
    x = 11,417.44

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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.