Home / 13,030.36-19,545.12-7,466.44

Finding the Fourth Proportional to 13,030.36, 19,545.12 and 7,466.44

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Solution

The fourth proportional to 13,030.36, 19,545.12 and 7,466.44 is: 11,199.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,030.36 : 19,545.12 = 7,466.44 : x
  2. Step 2: Convert to fraction form
    13,030.36/19,545.12 = 7,466.44/x
  3. Step 3: Cross multiply
    13,030.36x = 19,545.12 × 7,466.44
  4. Step 4: Simplify right side
    13,030.36x = 145,932,465.77
  5. Step 5: Solve for x
    x = 145,932,465.77/13,030.36
  6. Step 6: Final answer
    x = 11,199.42

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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.