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Finding the Fourth Proportional to 29,707.60, 44,559.76 and 9,984.12

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Solution

The fourth proportional to 29,707.60, 44,559.76 and 9,984.12 is: 14,975.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,707.60 : 44,559.76 = 9,984.12 : x
  2. Step 2: Convert to fraction form
    29,707.60/44,559.76 = 9,984.12/x
  3. Step 3: Cross multiply
    29,707.60x = 44,559.76 × 9,984.12
  4. Step 4: Simplify right side
    29,707.60x = 444,889,991.01
  5. Step 5: Solve for x
    x = 444,889,991.01/29,707.60
  6. Step 6: Final answer
    x = 14,975.63

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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.