Home / 14,130.32-21,194.54-5,808.18

Finding the Fourth Proportional to 14,130.32, 21,194.54 and 5,808.18

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Solution

The fourth proportional to 14,130.32, 21,194.54 and 5,808.18 is: 8,711.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,130.32 : 21,194.54 = 5,808.18 : x
  2. Step 2: Convert to fraction form
    14,130.32/21,194.54 = 5,808.18/x
  3. Step 3: Cross multiply
    14,130.32x = 21,194.54 × 5,808.18
  4. Step 4: Simplify right side
    14,130.32x = 123,101,703.34
  5. Step 5: Solve for x
    x = 123,101,703.34/14,130.32
  6. Step 6: Final answer
    x = 8,711.88

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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.