Home / 14,840.72-20,480.23-8,034.81

Finding the Fourth Proportional to 14,840.72, 20,480.23 and 8,034.81

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Solution

The fourth proportional to 14,840.72, 20,480.23 and 8,034.81 is: 11,088.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,840.72 : 20,480.23 = 8,034.81 : x
  2. Step 2: Convert to fraction form
    14,840.72/20,480.23 = 8,034.81/x
  3. Step 3: Cross multiply
    14,840.72x = 20,480.23 × 8,034.81
  4. Step 4: Simplify right side
    14,840.72x = 164,554,716.63
  5. Step 5: Solve for x
    x = 164,554,716.63/14,840.72
  6. Step 6: Final answer
    x = 11,088.05

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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.