Home / 14,397.13-21,568.15-12,712.33

Finding the Fourth Proportional to 14,397.13, 21,568.15 and 12,712.33

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Solution

The fourth proportional to 14,397.13, 21,568.15 and 12,712.33 is: 19,044.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,397.13 : 21,568.15 = 12,712.33 : x
  2. Step 2: Convert to fraction form
    14,397.13/21,568.15 = 12,712.33/x
  3. Step 3: Cross multiply
    14,397.13x = 21,568.15 × 12,712.33
  4. Step 4: Simplify right side
    14,397.13x = 274,181,440.29
  5. Step 5: Solve for x
    x = 274,181,440.29/14,397.13
  6. Step 6: Final answer
    x = 19,044.17

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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.