Home / 26,807.09-40,224.19-12,764.50

Finding the Fourth Proportional to 26,807.09, 40,224.19 and 12,764.50

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Solution

The fourth proportional to 26,807.09, 40,224.19 and 12,764.50 is: 19,153.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,807.09 : 40,224.19 = 12,764.50 : x
  2. Step 2: Convert to fraction form
    26,807.09/40,224.19 = 12,764.50/x
  3. Step 3: Cross multiply
    26,807.09x = 40,224.19 × 12,764.50
  4. Step 4: Simplify right side
    26,807.09x = 513,441,673.26
  5. Step 5: Solve for x
    x = 513,441,673.26/26,807.09
  6. Step 6: Final answer
    x = 19,153.20

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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.