Home / 19,221.43-26,526.50-10,837.75

Finding the Fourth Proportional to 19,221.43, 26,526.50 and 10,837.75

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Solution

The fourth proportional to 19,221.43, 26,526.50 and 10,837.75 is: 14,956.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,221.43 : 26,526.50 = 10,837.75 : x
  2. Step 2: Convert to fraction form
    19,221.43/26,526.50 = 10,837.75/x
  3. Step 3: Cross multiply
    19,221.43x = 26,526.50 × 10,837.75
  4. Step 4: Simplify right side
    19,221.43x = 287,487,521.19
  5. Step 5: Solve for x
    x = 287,487,521.19/19,221.43
  6. Step 6: Final answer
    x = 14,956.61

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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.