Home / 13,030.60-19,545.94-4,266.36

Finding the Fourth Proportional to 13,030.60, 19,545.94 and 4,266.36

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Solution

The fourth proportional to 13,030.60, 19,545.94 and 4,266.36 is: 6,399.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,030.60 : 19,545.94 = 4,266.36 : x
  2. Step 2: Convert to fraction form
    13,030.60/19,545.94 = 4,266.36/x
  3. Step 3: Cross multiply
    13,030.60x = 19,545.94 × 4,266.36
  4. Step 4: Simplify right side
    13,030.60x = 83,390,016.58
  5. Step 5: Solve for x
    x = 83,390,016.58/13,030.60
  6. Step 6: Final answer
    x = 6,399.55

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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.