Home / 14,268.08-19,671.96-9,223.76

Finding the Fourth Proportional to 14,268.08, 19,671.96 and 9,223.76

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Solution

The fourth proportional to 14,268.08, 19,671.96 and 9,223.76 is: 12,717.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,268.08 : 19,671.96 = 9,223.76 : x
  2. Step 2: Convert to fraction form
    14,268.08/19,671.96 = 9,223.76/x
  3. Step 3: Cross multiply
    14,268.08x = 19,671.96 × 9,223.76
  4. Step 4: Simplify right side
    14,268.08x = 181,449,437.77
  5. Step 5: Solve for x
    x = 181,449,437.77/14,268.08
  6. Step 6: Final answer
    x = 12,717.16

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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.