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Finding the Fourth Proportional to 29,995.65, 44,999.82 and 11,275.86

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Solution

The fourth proportional to 29,995.65, 44,999.82 and 11,275.86 is: 16,916.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,995.65 : 44,999.82 = 11,275.86 : x
  2. Step 2: Convert to fraction form
    29,995.65/44,999.82 = 11,275.86/x
  3. Step 3: Cross multiply
    29,995.65x = 44,999.82 × 11,275.86
  4. Step 4: Simplify right side
    29,995.65x = 507,411,670.35
  5. Step 5: Solve for x
    x = 507,411,670.35/29,995.65
  6. Step 6: Final answer
    x = 16,916.18

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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.