Home / 43,237.63-64,858.39-13,249.71

Finding the Fourth Proportional to 43,237.63, 64,858.39 and 13,249.71

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Solution

The fourth proportional to 43,237.63, 64,858.39 and 13,249.71 is: 19,875.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,237.63 : 64,858.39 = 13,249.71 : x
  2. Step 2: Convert to fraction form
    43,237.63/64,858.39 = 13,249.71/x
  3. Step 3: Cross multiply
    43,237.63x = 64,858.39 × 13,249.71
  4. Step 4: Simplify right side
    43,237.63x = 859,354,858.57
  5. Step 5: Solve for x
    x = 859,354,858.57/43,237.63
  6. Step 6: Final answer
    x = 19,875.16

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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.