Home / 19,656.38-27,124.95-10,703.94

Finding the Fourth Proportional to 19,656.38, 27,124.95 and 10,703.94

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Solution

The fourth proportional to 19,656.38, 27,124.95 and 10,703.94 is: 14,770.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,656.38 : 27,124.95 = 10,703.94 : x
  2. Step 2: Convert to fraction form
    19,656.38/27,124.95 = 10,703.94/x
  3. Step 3: Cross multiply
    19,656.38x = 27,124.95 × 10,703.94
  4. Step 4: Simplify right side
    19,656.38x = 290,343,879.12
  5. Step 5: Solve for x
    x = 290,343,879.12/19,656.38
  6. Step 6: Final answer
    x = 14,770.97

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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.