Home / 29,288.48-43,911.80-13,697.60

Finding the Fourth Proportional to 29,288.48, 43,911.80 and 13,697.60

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Solution

The fourth proportional to 29,288.48, 43,911.80 and 13,697.60 is: 20,536.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,288.48 : 43,911.80 = 13,697.60 : x
  2. Step 2: Convert to fraction form
    29,288.48/43,911.80 = 13,697.60/x
  3. Step 3: Cross multiply
    29,288.48x = 43,911.80 × 13,697.60
  4. Step 4: Simplify right side
    29,288.48x = 601,486,271.68
  5. Step 5: Solve for x
    x = 601,486,271.68/29,288.48
  6. Step 6: Final answer
    x = 20,536.62

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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.