Home / 26,804.37-36,990.21-14,867.91

Finding the Fourth Proportional to 26,804.37, 36,990.21 and 14,867.91

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Solution

The fourth proportional to 26,804.37, 36,990.21 and 14,867.91 is: 20,517.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,804.37 : 36,990.21 = 14,867.91 : x
  2. Step 2: Convert to fraction form
    26,804.37/36,990.21 = 14,867.91/x
  3. Step 3: Cross multiply
    26,804.37x = 36,990.21 × 14,867.91
  4. Step 4: Simplify right side
    26,804.37x = 549,967,113.16
  5. Step 5: Solve for x
    x = 549,967,113.16/26,804.37
  6. Step 6: Final answer
    x = 20,517.82

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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.