Home / 28,983.40-43,445.68-16,477.57

Finding the Fourth Proportional to 28,983.40, 43,445.68 and 16,477.57

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Solution

The fourth proportional to 28,983.40, 43,445.68 and 16,477.57 is: 24,699.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,983.40 : 43,445.68 = 16,477.57 : x
  2. Step 2: Convert to fraction form
    28,983.40/43,445.68 = 16,477.57/x
  3. Step 3: Cross multiply
    28,983.40x = 43,445.68 × 16,477.57
  4. Step 4: Simplify right side
    28,983.40x = 715,879,233.40
  5. Step 5: Solve for x
    x = 715,879,233.40/28,983.40
  6. Step 6: Final answer
    x = 24,699.63

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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.