Home / 19,104.64-26,365.44-10,720.96

Finding the Fourth Proportional to 19,104.64, 26,365.44 and 10,720.96

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Solution

The fourth proportional to 19,104.64, 26,365.44 and 10,720.96 is: 14,795.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,104.64 : 26,365.44 = 10,720.96 : x
  2. Step 2: Convert to fraction form
    19,104.64/26,365.44 = 10,720.96/x
  3. Step 3: Cross multiply
    19,104.64x = 26,365.44 × 10,720.96
  4. Step 4: Simplify right side
    19,104.64x = 282,662,827.62
  5. Step 5: Solve for x
    x = 282,662,827.62/19,104.64
  6. Step 6: Final answer
    x = 14,795.51

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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.