Home / 47,861.66-66,047.95-26,640.47

Finding the Fourth Proportional to 47,861.66, 66,047.95 and 26,640.47

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Solution

The fourth proportional to 47,861.66, 66,047.95 and 26,640.47 is: 36,763.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,861.66 : 66,047.95 = 26,640.47 : x
  2. Step 2: Convert to fraction form
    47,861.66/66,047.95 = 26,640.47/x
  3. Step 3: Cross multiply
    47,861.66x = 66,047.95 × 26,640.47
  4. Step 4: Simplify right side
    47,861.66x = 1,759,548,430.54
  5. Step 5: Solve for x
    x = 1,759,548,430.54/47,861.66
  6. Step 6: Final answer
    x = 36,763.21

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.