Home / 14,045.02-21,071.43-6,146.12

Finding the Fourth Proportional to 14,045.02, 21,071.43 and 6,146.12

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Solution

The fourth proportional to 14,045.02, 21,071.43 and 6,146.12 is: 9,220.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,045.02 : 21,071.43 = 6,146.12 : x
  2. Step 2: Convert to fraction form
    14,045.02/21,071.43 = 6,146.12/x
  3. Step 3: Cross multiply
    14,045.02x = 21,071.43 × 6,146.12
  4. Step 4: Simplify right side
    14,045.02x = 129,507,537.35
  5. Step 5: Solve for x
    x = 129,507,537.35/14,045.02
  6. Step 6: Final answer
    x = 9,220.89

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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.