Home / 16,557.30-24,844.05-12,607.20

Finding the Fourth Proportional to 16,557.30, 24,844.05 and 12,607.20

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Solution

The fourth proportional to 16,557.30, 24,844.05 and 12,607.20 is: 18,916.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,557.30 : 24,844.05 = 12,607.20 : x
  2. Step 2: Convert to fraction form
    16,557.30/24,844.05 = 12,607.20/x
  3. Step 3: Cross multiply
    16,557.30x = 24,844.05 × 12,607.20
  4. Step 4: Simplify right side
    16,557.30x = 313,213,907.16
  5. Step 5: Solve for x
    x = 313,213,907.16/16,557.30
  6. Step 6: Final answer
    x = 18,916.97

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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.