Home / 14,383.95-21,547.19-11,427.39

Finding the Fourth Proportional to 14,383.95, 21,547.19 and 11,427.39

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Solution

The fourth proportional to 14,383.95, 21,547.19 and 11,427.39 is: 17,118.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,383.95 : 21,547.19 = 11,427.39 : x
  2. Step 2: Convert to fraction form
    14,383.95/21,547.19 = 11,427.39/x
  3. Step 3: Cross multiply
    14,383.95x = 21,547.19 × 11,427.39
  4. Step 4: Simplify right side
    14,383.95x = 246,228,086.40
  5. Step 5: Solve for x
    x = 246,228,086.40/14,383.95
  6. Step 6: Final answer
    x = 17,118.25

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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.