Home / 14,212.16-21,309.12-5,897.91

Finding the Fourth Proportional to 14,212.16, 21,309.12 and 5,897.91

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Solution

The fourth proportional to 14,212.16, 21,309.12 and 5,897.91 is: 8,843.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,212.16 : 21,309.12 = 5,897.91 : x
  2. Step 2: Convert to fraction form
    14,212.16/21,309.12 = 5,897.91/x
  3. Step 3: Cross multiply
    14,212.16x = 21,309.12 × 5,897.91
  4. Step 4: Simplify right side
    14,212.16x = 125,679,271.94
  5. Step 5: Solve for x
    x = 125,679,271.94/14,212.16
  6. Step 6: Final answer
    x = 8,843.08

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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.