Home / 10,136.44-14,001.72-8,154.46

Finding the Fourth Proportional to 10,136.44, 14,001.72 and 8,154.46

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Solution

The fourth proportional to 10,136.44, 14,001.72 and 8,154.46 is: 11,263.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,136.44 : 14,001.72 = 8,154.46 : x
  2. Step 2: Convert to fraction form
    10,136.44/14,001.72 = 8,154.46/x
  3. Step 3: Cross multiply
    10,136.44x = 14,001.72 × 8,154.46
  4. Step 4: Simplify right side
    10,136.44x = 114,176,465.67
  5. Step 5: Solve for x
    x = 114,176,465.67/10,136.44
  6. Step 6: Final answer
    x = 11,263.96

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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.