Home / 19,655.91-27,124.36-10,703.41

Finding the Fourth Proportional to 19,655.91, 27,124.36 and 10,703.41

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Solution

The fourth proportional to 19,655.91, 27,124.36 and 10,703.41 is: 14,770.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,655.91 : 27,124.36 = 10,703.41 : x
  2. Step 2: Convert to fraction form
    19,655.91/27,124.36 = 10,703.41/x
  3. Step 3: Cross multiply
    19,655.91x = 27,124.36 × 10,703.41
  4. Step 4: Simplify right side
    19,655.91x = 290,323,051.50
  5. Step 5: Solve for x
    x = 290,323,051.50/19,655.91
  6. Step 6: Final answer
    x = 14,770.27

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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.