Home / 12,926.35-19,393.41-4,605.28

Finding the Fourth Proportional to 12,926.35, 19,393.41 and 4,605.28

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Solution

The fourth proportional to 12,926.35, 19,393.41 and 4,605.28 is: 6,909.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,926.35 : 19,393.41 = 4,605.28 : x
  2. Step 2: Convert to fraction form
    12,926.35/19,393.41 = 4,605.28/x
  3. Step 3: Cross multiply
    12,926.35x = 19,393.41 × 4,605.28
  4. Step 4: Simplify right side
    12,926.35x = 89,312,083.20
  5. Step 5: Solve for x
    x = 89,312,083.20/12,926.35
  6. Step 6: Final answer
    x = 6,909.30

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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.