Home / 18,448.16-25,458.54-10,064.84

Finding the Fourth Proportional to 18,448.16, 25,458.54 and 10,064.84

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Solution

The fourth proportional to 18,448.16, 25,458.54 and 10,064.84 is: 13,889.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,448.16 : 25,458.54 = 10,064.84 : x
  2. Step 2: Convert to fraction form
    18,448.16/25,458.54 = 10,064.84/x
  3. Step 3: Cross multiply
    18,448.16x = 25,458.54 × 10,064.84
  4. Step 4: Simplify right side
    18,448.16x = 256,236,131.73
  5. Step 5: Solve for x
    x = 256,236,131.73/18,448.16
  6. Step 6: Final answer
    x = 13,889.52

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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.