Home / 28,809.30-43,215.98-16,335.30

Finding the Fourth Proportional to 28,809.30, 43,215.98 and 16,335.30

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Solution

The fourth proportional to 28,809.30, 43,215.98 and 16,335.30 is: 24,504.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,809.30 : 43,215.98 = 16,335.30 : x
  2. Step 2: Convert to fraction form
    28,809.30/43,215.98 = 16,335.30/x
  3. Step 3: Cross multiply
    28,809.30x = 43,215.98 × 16,335.30
  4. Step 4: Simplify right side
    28,809.30x = 705,945,916.42
  5. Step 5: Solve for x
    x = 705,945,916.42/28,809.30
  6. Step 6: Final answer
    x = 24,504.10

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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.