Home / 16,985.08-25,478.80-7,114.44

Finding the Fourth Proportional to 16,985.08, 25,478.80 and 7,114.44

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Solution

The fourth proportional to 16,985.08, 25,478.80 and 7,114.44 is: 10,672.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,985.08 : 25,478.80 = 7,114.44 : x
  2. Step 2: Convert to fraction form
    16,985.08/25,478.80 = 7,114.44/x
  3. Step 3: Cross multiply
    16,985.08x = 25,478.80 × 7,114.44
  4. Step 4: Simplify right side
    16,985.08x = 181,267,393.87
  5. Step 5: Solve for x
    x = 181,267,393.87/16,985.08
  6. Step 6: Final answer
    x = 10,672.15

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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.