Home / 30,026.53-45,029.98-16,705.90

Finding the Fourth Proportional to 30,026.53, 45,029.98 and 16,705.90

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Solution

The fourth proportional to 30,026.53, 45,029.98 and 16,705.90 is: 25,053.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,026.53 : 45,029.98 = 16,705.90 : x
  2. Step 2: Convert to fraction form
    30,026.53/45,029.98 = 16,705.90/x
  3. Step 3: Cross multiply
    30,026.53x = 45,029.98 × 16,705.90
  4. Step 4: Simplify right side
    30,026.53x = 752,266,342.88
  5. Step 5: Solve for x
    x = 752,266,342.88/30,026.53
  6. Step 6: Final answer
    x = 25,053.39

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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.