Home / 14,656.98-21,997.28-8,335.74

Finding the Fourth Proportional to 14,656.98, 21,997.28 and 8,335.74

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Solution

The fourth proportional to 14,656.98, 21,997.28 and 8,335.74 is: 12,510.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,656.98 : 21,997.28 = 8,335.74 : x
  2. Step 2: Convert to fraction form
    14,656.98/21,997.28 = 8,335.74/x
  3. Step 3: Cross multiply
    14,656.98x = 21,997.28 × 8,335.74
  4. Step 4: Simplify right side
    14,656.98x = 183,363,606.79
  5. Step 5: Solve for x
    x = 183,363,606.79/14,656.98
  6. Step 6: Final answer
    x = 12,510.33

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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.