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Finding the Fourth Proportional to 30,704.60, 46,008.30 and 25,747.40

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Solution

The fourth proportional to 30,704.60, 46,008.30 and 25,747.40 is: 38,580.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,704.60 : 46,008.30 = 25,747.40 : x
  2. Step 2: Convert to fraction form
    30,704.60/46,008.30 = 25,747.40/x
  3. Step 3: Cross multiply
    30,704.60x = 46,008.30 × 25,747.40
  4. Step 4: Simplify right side
    30,704.60x = 1,184,594,103.42
  5. Step 5: Solve for x
    x = 1,184,594,103.42/30,704.60
  6. Step 6: Final answer
    x = 38,580.35

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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.