Home / 13,303.61-19,953.86-3,442.11

Finding the Fourth Proportional to 13,303.61, 19,953.86 and 3,442.11

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Solution

The fourth proportional to 13,303.61, 19,953.86 and 3,442.11 is: 5,162.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,303.61 : 19,953.86 = 3,442.11 : x
  2. Step 2: Convert to fraction form
    13,303.61/19,953.86 = 3,442.11/x
  3. Step 3: Cross multiply
    13,303.61x = 19,953.86 × 3,442.11
  4. Step 4: Simplify right side
    13,303.61x = 68,683,420.61
  5. Step 5: Solve for x
    x = 68,683,420.61/13,303.61
  6. Step 6: Final answer
    x = 5,162.77

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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.