Home / 14,564.40-21,835.26-6,772.20

Finding the Fourth Proportional to 14,564.40, 21,835.26 and 6,772.20

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Solution

The fourth proportional to 14,564.40, 21,835.26 and 6,772.20 is: 10,153.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,564.40 : 21,835.26 = 6,772.20 : x
  2. Step 2: Convert to fraction form
    14,564.40/21,835.26 = 6,772.20/x
  3. Step 3: Cross multiply
    14,564.40x = 21,835.26 × 6,772.20
  4. Step 4: Simplify right side
    14,564.40x = 147,872,747.77
  5. Step 5: Solve for x
    x = 147,872,747.77/14,564.40
  6. Step 6: Final answer
    x = 10,153.03

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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.