Home / 18,402.33-25,394.45-10,444.40

Finding the Fourth Proportional to 18,402.33, 25,394.45 and 10,444.40

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Solution

The fourth proportional to 18,402.33, 25,394.45 and 10,444.40 is: 14,412.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,402.33 : 25,394.45 = 10,444.40 : x
  2. Step 2: Convert to fraction form
    18,402.33/25,394.45 = 10,444.40/x
  3. Step 3: Cross multiply
    18,402.33x = 25,394.45 × 10,444.40
  4. Step 4: Simplify right side
    18,402.33x = 265,229,614.39
  5. Step 5: Solve for x
    x = 265,229,614.39/18,402.33
  6. Step 6: Final answer
    x = 14,412.83

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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.