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Finding the Fourth Proportional to 30,292.36, 45,444.64 and 10,565.64

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Solution

The fourth proportional to 30,292.36, 45,444.64 and 10,565.64 is: 15,850.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,292.36 : 45,444.64 = 10,565.64 : x
  2. Step 2: Convert to fraction form
    30,292.36/45,444.64 = 10,565.64/x
  3. Step 3: Cross multiply
    30,292.36x = 45,444.64 × 10,565.64
  4. Step 4: Simplify right side
    30,292.36x = 480,151,706.17
  5. Step 5: Solve for x
    x = 480,151,706.17/30,292.36
  6. Step 6: Final answer
    x = 15,850.59

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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.