Home / 30,606.90-45,874.80-17,468.49

Finding the Fourth Proportional to 30,606.90, 45,874.80 and 17,468.49

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Solution

The fourth proportional to 30,606.90, 45,874.80 and 17,468.49 is: 26,182.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,606.90 : 45,874.80 = 17,468.49 : x
  2. Step 2: Convert to fraction form
    30,606.90/45,874.80 = 17,468.49/x
  3. Step 3: Cross multiply
    30,606.90x = 45,874.80 × 17,468.49
  4. Step 4: Simplify right side
    30,606.90x = 801,363,485.05
  5. Step 5: Solve for x
    x = 801,363,485.05/30,606.90
  6. Step 6: Final answer
    x = 26,182.45

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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.