Home / 18,924.60-26,114.96-10,969.36

Finding the Fourth Proportional to 18,924.60, 26,114.96 and 10,969.36

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Solution

The fourth proportional to 18,924.60, 26,114.96 and 10,969.36 is: 15,137.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,924.60 : 26,114.96 = 10,969.36 : x
  2. Step 2: Convert to fraction form
    18,924.60/26,114.96 = 10,969.36/x
  3. Step 3: Cross multiply
    18,924.60x = 26,114.96 × 10,969.36
  4. Step 4: Simplify right side
    18,924.60x = 286,464,397.63
  5. Step 5: Solve for x
    x = 286,464,397.63/18,924.60
  6. Step 6: Final answer
    x = 15,137.14

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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.