Home / 30,483.28-45,728.34-17,332.12

Finding the Fourth Proportional to 30,483.28, 45,728.34 and 17,332.12

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Solution

The fourth proportional to 30,483.28, 45,728.34 and 17,332.12 is: 26,000.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,483.28 : 45,728.34 = 17,332.12 : x
  2. Step 2: Convert to fraction form
    30,483.28/45,728.34 = 17,332.12/x
  3. Step 3: Cross multiply
    30,483.28x = 45,728.34 × 17,332.12
  4. Step 4: Simplify right side
    30,483.28x = 792,569,076.28
  5. Step 5: Solve for x
    x = 792,569,076.28/30,483.28
  6. Step 6: Final answer
    x = 26,000.12

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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.