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Finding the Fourth Proportional to 29,355.54, 44,038.20 and 9,628.80

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Solution

The fourth proportional to 29,355.54, 44,038.20 and 9,628.80 is: 14,444.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,355.54 : 44,038.20 = 9,628.80 : x
  2. Step 2: Convert to fraction form
    29,355.54/44,038.20 = 9,628.80/x
  3. Step 3: Cross multiply
    29,355.54x = 44,038.20 × 9,628.80
  4. Step 4: Simplify right side
    29,355.54x = 424,035,020.16
  5. Step 5: Solve for x
    x = 424,035,020.16/29,355.54
  6. Step 6: Final answer
    x = 14,444.80

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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.