Home / 34,420.96-51,603.65-13,350.13

Finding the Fourth Proportional to 34,420.96, 51,603.65 and 13,350.13

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Solution

The fourth proportional to 34,420.96, 51,603.65 and 13,350.13 is: 20,014.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,420.96 : 51,603.65 = 13,350.13 : x
  2. Step 2: Convert to fraction form
    34,420.96/51,603.65 = 13,350.13/x
  3. Step 3: Cross multiply
    34,420.96x = 51,603.65 × 13,350.13
  4. Step 4: Simplify right side
    34,420.96x = 688,915,290.28
  5. Step 5: Solve for x
    x = 688,915,290.28/34,420.96
  6. Step 6: Final answer
    x = 20,014.41

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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.