Home / 12,958.02-19,425.15-4,636.08

Finding the Fourth Proportional to 12,958.02, 19,425.15 and 4,636.08

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Solution

The fourth proportional to 12,958.02, 19,425.15 and 4,636.08 is: 6,949.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,958.02 : 19,425.15 = 4,636.08 : x
  2. Step 2: Convert to fraction form
    12,958.02/19,425.15 = 4,636.08/x
  3. Step 3: Cross multiply
    12,958.02x = 19,425.15 × 4,636.08
  4. Step 4: Simplify right side
    12,958.02x = 90,056,549.41
  5. Step 5: Solve for x
    x = 90,056,549.41/12,958.02
  6. Step 6: Final answer
    x = 6,949.87

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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.