Home / 30,250.46-45,370.23-13,391.02

Finding the Fourth Proportional to 30,250.46, 45,370.23 and 13,391.02

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Solution

The fourth proportional to 30,250.46, 45,370.23 and 13,391.02 is: 20,084.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,250.46 : 45,370.23 = 13,391.02 : x
  2. Step 2: Convert to fraction form
    30,250.46/45,370.23 = 13,391.02/x
  3. Step 3: Cross multiply
    30,250.46x = 45,370.23 × 13,391.02
  4. Step 4: Simplify right side
    30,250.46x = 607,553,663.83
  5. Step 5: Solve for x
    x = 607,553,663.83/30,250.46
  6. Step 6: Final answer
    x = 20,084.11

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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.