Home / 14,292.90-19,726.74-8,983.62

Finding the Fourth Proportional to 14,292.90, 19,726.74 and 8,983.62

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Solution

The fourth proportional to 14,292.90, 19,726.74 and 8,983.62 is: 12,398.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,292.90 : 19,726.74 = 8,983.62 : x
  2. Step 2: Convert to fraction form
    14,292.90/19,726.74 = 8,983.62/x
  3. Step 3: Cross multiply
    14,292.90x = 19,726.74 × 8,983.62
  4. Step 4: Simplify right side
    14,292.90x = 177,217,536.00
  5. Step 5: Solve for x
    x = 177,217,536.00/14,292.90
  6. Step 6: Final answer
    x = 12,398.99

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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.