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Finding the Fourth Proportional to 29,064.04, 43,596.06 and 8,287

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Solution

The fourth proportional to 29,064.04, 43,596.06 and 8,287 is: 12,430.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,064.04 : 43,596.06 = 8,287 : x
  2. Step 2: Convert to fraction form
    29,064.04/43,596.06 = 8,287/x
  3. Step 3: Cross multiply
    29,064.04x = 43,596.06 × 8,287
  4. Step 4: Simplify right side
    29,064.04x = 361,280,549.22
  5. Step 5: Solve for x
    x = 361,280,549.22/29,064.04
  6. Step 6: Final answer
    x = 12,430.50

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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.