Home / 21,835.61-32,730.06-11,295.02

Finding the Fourth Proportional to 21,835.61, 32,730.06 and 11,295.02

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Solution

The fourth proportional to 21,835.61, 32,730.06 and 11,295.02 is: 16,930.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,835.61 : 32,730.06 = 11,295.02 : x
  2. Step 2: Convert to fraction form
    21,835.61/32,730.06 = 11,295.02/x
  3. Step 3: Cross multiply
    21,835.61x = 32,730.06 × 11,295.02
  4. Step 4: Simplify right side
    21,835.61x = 369,686,698.55
  5. Step 5: Solve for x
    x = 369,686,698.55/21,835.61
  6. Step 6: Final answer
    x = 16,930.45

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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.