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Finding the Fourth Proportional to 30,763.62, 46,113.03 and 15,956.82

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Solution

The fourth proportional to 30,763.62, 46,113.03 and 15,956.82 is: 23,918.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,763.62 : 46,113.03 = 15,956.82 : x
  2. Step 2: Convert to fraction form
    30,763.62/46,113.03 = 15,956.82/x
  3. Step 3: Cross multiply
    30,763.62x = 46,113.03 × 15,956.82
  4. Step 4: Simplify right side
    30,763.62x = 735,817,319.36
  5. Step 5: Solve for x
    x = 735,817,319.36/30,763.62
  6. Step 6: Final answer
    x = 23,918.42

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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.