Home / 14,664.40-21,985.80-6,337.60

Finding the Fourth Proportional to 14,664.40, 21,985.80 and 6,337.60

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Solution

The fourth proportional to 14,664.40, 21,985.80 and 6,337.60 is: 9,501.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,664.40 : 21,985.80 = 6,337.60 : x
  2. Step 2: Convert to fraction form
    14,664.40/21,985.80 = 6,337.60/x
  3. Step 3: Cross multiply
    14,664.40x = 21,985.80 × 6,337.60
  4. Step 4: Simplify right side
    14,664.40x = 139,337,206.08
  5. Step 5: Solve for x
    x = 139,337,206.08/14,664.40
  6. Step 6: Final answer
    x = 9,501.73

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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.