Home / 19,656.37-27,125.63-10,703.87

Finding the Fourth Proportional to 19,656.37, 27,125.63 and 10,703.87

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Solution

The fourth proportional to 19,656.37, 27,125.63 and 10,703.87 is: 14,771.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,656.37 : 27,125.63 = 10,703.87 : x
  2. Step 2: Convert to fraction form
    19,656.37/27,125.63 = 10,703.87/x
  3. Step 3: Cross multiply
    19,656.37x = 27,125.63 × 10,703.87
  4. Step 4: Simplify right side
    19,656.37x = 290,349,081.56
  5. Step 5: Solve for x
    x = 290,349,081.56/19,656.37
  6. Step 6: Final answer
    x = 14,771.25

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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.