Home / 19,460.60-26,856.62-11,904.56

Finding the Fourth Proportional to 19,460.60, 26,856.62 and 11,904.56

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Solution

The fourth proportional to 19,460.60, 26,856.62 and 11,904.56 is: 16,428.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,460.60 : 26,856.62 = 11,904.56 : x
  2. Step 2: Convert to fraction form
    19,460.60/26,856.62 = 11,904.56/x
  3. Step 3: Cross multiply
    19,460.60x = 26,856.62 × 11,904.56
  4. Step 4: Simplify right side
    19,460.60x = 319,716,050.38
  5. Step 5: Solve for x
    x = 319,716,050.38/19,460.60
  6. Step 6: Final answer
    x = 16,428.89

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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.