Home / 19,124.10-26,404.38-14,639.94

Finding the Fourth Proportional to 19,124.10, 26,404.38 and 14,639.94

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Solution

The fourth proportional to 19,124.10, 26,404.38 and 14,639.94 is: 20,213.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,124.10 : 26,404.38 = 14,639.94 : x
  2. Step 2: Convert to fraction form
    19,124.10/26,404.38 = 14,639.94/x
  3. Step 3: Cross multiply
    19,124.10x = 26,404.38 × 14,639.94
  4. Step 4: Simplify right side
    19,124.10x = 386,558,538.94
  5. Step 5: Solve for x
    x = 386,558,538.94/19,124.10
  6. Step 6: Final answer
    x = 20,213.16

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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.