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Finding the Fourth Proportional to 30,293.64, 45,369.92 and 29,242.67

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Solution

The fourth proportional to 30,293.64, 45,369.92 and 29,242.67 is: 43,795.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,293.64 : 45,369.92 = 29,242.67 : x
  2. Step 2: Convert to fraction form
    30,293.64/45,369.92 = 29,242.67/x
  3. Step 3: Cross multiply
    30,293.64x = 45,369.92 × 29,242.67
  4. Step 4: Simplify right side
    30,293.64x = 1,326,737,444.74
  5. Step 5: Solve for x
    x = 1,326,737,444.74/30,293.64
  6. Step 6: Final answer
    x = 43,795.91

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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.