Home / 30,073.21-45,066.67-16,897.88

Finding the Fourth Proportional to 30,073.21, 45,066.67 and 16,897.88

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Solution

The fourth proportional to 30,073.21, 45,066.67 and 16,897.88 is: 25,322.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,073.21 : 45,066.67 = 16,897.88 : x
  2. Step 2: Convert to fraction form
    30,073.21/45,066.67 = 16,897.88/x
  3. Step 3: Cross multiply
    30,073.21x = 45,066.67 × 16,897.88
  4. Step 4: Simplify right side
    30,073.21x = 761,531,181.66
  5. Step 5: Solve for x
    x = 761,531,181.66/30,073.21
  6. Step 6: Final answer
    x = 25,322.58

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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.