Home / 34,495.57-47,603.46-19,390.80

Finding the Fourth Proportional to 34,495.57, 47,603.46 and 19,390.80

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Solution

The fourth proportional to 34,495.57, 47,603.46 and 19,390.80 is: 26,759.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,495.57 : 47,603.46 = 19,390.80 : x
  2. Step 2: Convert to fraction form
    34,495.57/47,603.46 = 19,390.80/x
  3. Step 3: Cross multiply
    34,495.57x = 47,603.46 × 19,390.80
  4. Step 4: Simplify right side
    34,495.57x = 923,069,172.17
  5. Step 5: Solve for x
    x = 923,069,172.17/34,495.57
  6. Step 6: Final answer
    x = 26,759.06

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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.