Home / 30,208.68-45,261.86-18,497.43

Finding the Fourth Proportional to 30,208.68, 45,261.86 and 18,497.43

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Solution

The fourth proportional to 30,208.68, 45,261.86 and 18,497.43 is: 27,714.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,208.68 : 45,261.86 = 18,497.43 : x
  2. Step 2: Convert to fraction form
    30,208.68/45,261.86 = 18,497.43/x
  3. Step 3: Cross multiply
    30,208.68x = 45,261.86 × 18,497.43
  4. Step 4: Simplify right side
    30,208.68x = 837,227,994.53
  5. Step 5: Solve for x
    x = 837,227,994.53/30,208.68
  6. Step 6: Final answer
    x = 27,714.82

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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.