Home / 34,745.46-47,948.73-18,829.91

Finding the Fourth Proportional to 34,745.46, 47,948.73 and 18,829.91

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Solution

The fourth proportional to 34,745.46, 47,948.73 and 18,829.91 is: 25,985.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,745.46 : 47,948.73 = 18,829.91 : x
  2. Step 2: Convert to fraction form
    34,745.46/47,948.73 = 18,829.91/x
  3. Step 3: Cross multiply
    34,745.46x = 47,948.73 × 18,829.91
  4. Step 4: Simplify right side
    34,745.46x = 902,870,461.00
  5. Step 5: Solve for x
    x = 902,870,461.00/34,745.46
  6. Step 6: Final answer
    x = 25,985.28

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1.5x scale

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.