Home / 14,123.16-21,194.73-5,810.76

Finding the Fourth Proportional to 14,123.16, 21,194.73 and 5,810.76

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Solution

The fourth proportional to 14,123.16, 21,194.73 and 5,810.76 is: 8,720.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,123.16 : 21,194.73 = 5,810.76 : x
  2. Step 2: Convert to fraction form
    14,123.16/21,194.73 = 5,810.76/x
  3. Step 3: Cross multiply
    14,123.16x = 21,194.73 × 5,810.76
  4. Step 4: Simplify right side
    14,123.16x = 123,157,489.29
  5. Step 5: Solve for x
    x = 123,157,489.29/14,123.16
  6. Step 6: Final answer
    x = 8,720.25

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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.