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Finding the Fourth Proportional to 29,605.70, 44,407.92 and 9,615.16

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Solution

The fourth proportional to 29,605.70, 44,407.92 and 9,615.16 is: 14,422.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,605.70 : 44,407.92 = 9,615.16 : x
  2. Step 2: Convert to fraction form
    29,605.70/44,407.92 = 9,615.16/x
  3. Step 3: Cross multiply
    29,605.70x = 44,407.92 × 9,615.16
  4. Step 4: Simplify right side
    29,605.70x = 426,989,256.07
  5. Step 5: Solve for x
    x = 426,989,256.07/29,605.70
  6. Step 6: Final answer
    x = 14,422.54

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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.