Home / 14,207.06-19,605.02-7,918.22

Finding the Fourth Proportional to 14,207.06, 19,605.02 and 7,918.22

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Solution

The fourth proportional to 14,207.06, 19,605.02 and 7,918.22 is: 10,926.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,207.06 : 19,605.02 = 7,918.22 : x
  2. Step 2: Convert to fraction form
    14,207.06/19,605.02 = 7,918.22/x
  3. Step 3: Cross multiply
    14,207.06x = 19,605.02 × 7,918.22
  4. Step 4: Simplify right side
    14,207.06x = 155,236,861.46
  5. Step 5: Solve for x
    x = 155,236,861.46/14,207.06
  6. Step 6: Final answer
    x = 10,926.74

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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.