Home / 26,360.95-36,378.11-14,424.28

Finding the Fourth Proportional to 26,360.95, 36,378.11 and 14,424.28

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Solution

The fourth proportional to 26,360.95, 36,378.11 and 14,424.28 is: 19,905.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,360.95 : 36,378.11 = 14,424.28 : x
  2. Step 2: Convert to fraction form
    26,360.95/36,378.11 = 14,424.28/x
  3. Step 3: Cross multiply
    26,360.95x = 36,378.11 × 14,424.28
  4. Step 4: Simplify right side
    26,360.95x = 524,728,164.27
  5. Step 5: Solve for x
    x = 524,728,164.27/26,360.95
  6. Step 6: Final answer
    x = 19,905.51

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.