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Finding the Fourth Proportional to 29,300.92, 43,946.60 and 8,242.40

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Solution

The fourth proportional to 29,300.92, 43,946.60 and 8,242.40 is: 12,362.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,300.92 : 43,946.60 = 8,242.40 : x
  2. Step 2: Convert to fraction form
    29,300.92/43,946.60 = 8,242.40/x
  3. Step 3: Cross multiply
    29,300.92x = 43,946.60 × 8,242.40
  4. Step 4: Simplify right side
    29,300.92x = 362,225,455.84
  5. Step 5: Solve for x
    x = 362,225,455.84/29,300.92
  6. Step 6: Final answer
    x = 12,362.26

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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.