Home / 20,410.63-28,141.65-14,024.59

Finding the Fourth Proportional to 20,410.63, 28,141.65 and 14,024.59

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Solution

The fourth proportional to 20,410.63, 28,141.65 and 14,024.59 is: 19,336.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,410.63 : 28,141.65 = 14,024.59 : x
  2. Step 2: Convert to fraction form
    20,410.63/28,141.65 = 14,024.59/x
  3. Step 3: Cross multiply
    20,410.63x = 28,141.65 × 14,024.59
  4. Step 4: Simplify right side
    20,410.63x = 394,675,032.82
  5. Step 5: Solve for x
    x = 394,675,032.82/20,410.63
  6. Step 6: Final answer
    x = 19,336.74

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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.