Home / 18,298.51-25,250.43-10,342.69

Finding the Fourth Proportional to 18,298.51, 25,250.43 and 10,342.69

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Solution

The fourth proportional to 18,298.51, 25,250.43 and 10,342.69 is: 14,272.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,298.51 : 25,250.43 = 10,342.69 : x
  2. Step 2: Convert to fraction form
    18,298.51/25,250.43 = 10,342.69/x
  3. Step 3: Cross multiply
    18,298.51x = 25,250.43 × 10,342.69
  4. Step 4: Simplify right side
    18,298.51x = 261,157,345.52
  5. Step 5: Solve for x
    x = 261,157,345.52/18,298.51
  6. Step 6: Final answer
    x = 14,272.06

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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.