Home / 25,898.82-38,853.92-15,378.45

Finding the Fourth Proportional to 25,898.82, 38,853.92 and 15,378.45

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Solution

The fourth proportional to 25,898.82, 38,853.92 and 15,378.45 is: 23,071.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,898.82 : 38,853.92 = 15,378.45 : x
  2. Step 2: Convert to fraction form
    25,898.82/38,853.92 = 15,378.45/x
  3. Step 3: Cross multiply
    25,898.82x = 38,853.92 × 15,378.45
  4. Step 4: Simplify right side
    25,898.82x = 597,513,066.02
  5. Step 5: Solve for x
    x = 597,513,066.02/25,898.82
  6. Step 6: Final answer
    x = 23,071.05

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.