Home / 30,084.74-45,126.60-10,362.86

Finding the Fourth Proportional to 30,084.74, 45,126.60 and 10,362.86

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Solution

The fourth proportional to 30,084.74, 45,126.60 and 10,362.86 is: 15,544.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,084.74 : 45,126.60 = 10,362.86 : x
  2. Step 2: Convert to fraction form
    30,084.74/45,126.60 = 10,362.86/x
  3. Step 3: Cross multiply
    30,084.74x = 45,126.60 × 10,362.86
  4. Step 4: Simplify right side
    30,084.74x = 467,640,638.08
  5. Step 5: Solve for x
    x = 467,640,638.08/30,084.74
  6. Step 6: Final answer
    x = 15,544.11

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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.