Home / 14,225.81-21,342.06-4,865.92

Finding the Fourth Proportional to 14,225.81, 21,342.06 and 4,865.92

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Solution

The fourth proportional to 14,225.81, 21,342.06 and 4,865.92 is: 7,300.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,225.81 : 21,342.06 = 4,865.92 : x
  2. Step 2: Convert to fraction form
    14,225.81/21,342.06 = 4,865.92/x
  3. Step 3: Cross multiply
    14,225.81x = 21,342.06 × 4,865.92
  4. Step 4: Simplify right side
    14,225.81x = 103,848,703.24
  5. Step 5: Solve for x
    x = 103,848,703.24/14,225.81
  6. Step 6: Final answer
    x = 7,300.02

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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.