Home / 47,510.77-71,243.08-17,930.91

Finding the Fourth Proportional to 47,510.77, 71,243.08 and 17,930.91

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Solution

The fourth proportional to 47,510.77, 71,243.08 and 17,930.91 is: 26,887.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,510.77 : 71,243.08 = 17,930.91 : x
  2. Step 2: Convert to fraction form
    47,510.77/71,243.08 = 17,930.91/x
  3. Step 3: Cross multiply
    47,510.77x = 71,243.08 × 17,930.91
  4. Step 4: Simplify right side
    47,510.77x = 1,277,453,255.60
  5. Step 5: Solve for x
    x = 1,277,453,255.60/47,510.77
  6. Step 6: Final answer
    x = 26,887.66

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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.