Home / 30,614.84-45,878.44-17,439.98

Finding the Fourth Proportional to 30,614.84, 45,878.44 and 17,439.98

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Solution

The fourth proportional to 30,614.84, 45,878.44 and 17,439.98 is: 26,135.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,614.84 : 45,878.44 = 17,439.98 : x
  2. Step 2: Convert to fraction form
    30,614.84/45,878.44 = 17,439.98/x
  3. Step 3: Cross multiply
    30,614.84x = 45,878.44 × 17,439.98
  4. Step 4: Simplify right side
    30,614.84x = 800,119,147.13
  5. Step 5: Solve for x
    x = 800,119,147.13/30,614.84
  6. Step 6: Final answer
    x = 26,135.01

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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.