Home / 34,603.20-47,751.63-21,174.41

Finding the Fourth Proportional to 34,603.20, 47,751.63 and 21,174.41

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Solution

The fourth proportional to 34,603.20, 47,751.63 and 21,174.41 is: 29,220.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,603.20 : 47,751.63 = 21,174.41 : x
  2. Step 2: Convert to fraction form
    34,603.20/47,751.63 = 21,174.41/x
  3. Step 3: Cross multiply
    34,603.20x = 47,751.63 × 21,174.41
  4. Step 4: Simplify right side
    34,603.20x = 1,011,112,631.76
  5. Step 5: Solve for x
    x = 1,011,112,631.76/34,603.20
  6. Step 6: Final answer
    x = 29,220.21

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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.