Home / 30,630.12-45,951.56-9,569.31

Finding the Fourth Proportional to 30,630.12, 45,951.56 and 9,569.31

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Solution

The fourth proportional to 30,630.12, 45,951.56 and 9,569.31 is: 14,355.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,630.12 : 45,951.56 = 9,569.31 : x
  2. Step 2: Convert to fraction form
    30,630.12/45,951.56 = 9,569.31/x
  3. Step 3: Cross multiply
    30,630.12x = 45,951.56 × 9,569.31
  4. Step 4: Simplify right side
    30,630.12x = 439,724,674.78
  5. Step 5: Solve for x
    x = 439,724,674.78/30,630.12
  6. Step 6: Final answer
    x = 14,355.96

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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.