Home / 14,091.16-21,127.02-6,189.88

Finding the Fourth Proportional to 14,091.16, 21,127.02 and 6,189.88

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Solution

The fourth proportional to 14,091.16, 21,127.02 and 6,189.88 is: 9,280.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,091.16 : 21,127.02 = 6,189.88 : x
  2. Step 2: Convert to fraction form
    14,091.16/21,127.02 = 6,189.88/x
  3. Step 3: Cross multiply
    14,091.16x = 21,127.02 × 6,189.88
  4. Step 4: Simplify right side
    14,091.16x = 130,773,718.56
  5. Step 5: Solve for x
    x = 130,773,718.56/14,091.16
  6. Step 6: Final answer
    x = 9,280.55

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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.