Home / 43,494.36-65,251.76-13,507.07

Finding the Fourth Proportional to 43,494.36, 65,251.76 and 13,507.07

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Solution

The fourth proportional to 43,494.36, 65,251.76 and 13,507.07 is: 20,263.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,494.36 : 65,251.76 = 13,507.07 : x
  2. Step 2: Convert to fraction form
    43,494.36/65,251.76 = 13,507.07/x
  3. Step 3: Cross multiply
    43,494.36x = 65,251.76 × 13,507.07
  4. Step 4: Simplify right side
    43,494.36x = 881,359,696.15
  5. Step 5: Solve for x
    x = 881,359,696.15/43,494.36
  6. Step 6: Final answer
    x = 20,263.77

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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.