Home / 19,526.58-26,917.65-15,327.54

Finding the Fourth Proportional to 19,526.58, 26,917.65 and 15,327.54

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Solution

The fourth proportional to 19,526.58, 26,917.65 and 15,327.54 is: 21,129.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,526.58 : 26,917.65 = 15,327.54 : x
  2. Step 2: Convert to fraction form
    19,526.58/26,917.65 = 15,327.54/x
  3. Step 3: Cross multiply
    19,526.58x = 26,917.65 × 15,327.54
  4. Step 4: Simplify right side
    19,526.58x = 412,581,357.08
  5. Step 5: Solve for x
    x = 412,581,357.08/19,526.58
  6. Step 6: Final answer
    x = 21,129.22

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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.