Home / 14,030.36-21,045.29-8,116.14

Finding the Fourth Proportional to 14,030.36, 21,045.29 and 8,116.14

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Solution

The fourth proportional to 14,030.36, 21,045.29 and 8,116.14 is: 12,174.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,030.36 : 21,045.29 = 8,116.14 : x
  2. Step 2: Convert to fraction form
    14,030.36/21,045.29 = 8,116.14/x
  3. Step 3: Cross multiply
    14,030.36x = 21,045.29 × 8,116.14
  4. Step 4: Simplify right side
    14,030.36x = 170,806,540.27
  5. Step 5: Solve for x
    x = 170,806,540.27/14,030.36
  6. Step 6: Final answer
    x = 12,174.07

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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.