Home / 14,501.61-21,756.66-4,640.67

Finding the Fourth Proportional to 14,501.61, 21,756.66 and 4,640.67

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Solution

The fourth proportional to 14,501.61, 21,756.66 and 4,640.67 is: 6,962.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,501.61 : 21,756.66 = 4,640.67 : x
  2. Step 2: Convert to fraction form
    14,501.61/21,756.66 = 4,640.67/x
  3. Step 3: Cross multiply
    14,501.61x = 21,756.66 × 4,640.67
  4. Step 4: Simplify right side
    14,501.61x = 100,965,479.36
  5. Step 5: Solve for x
    x = 100,965,479.36/14,501.61
  6. Step 6: Final answer
    x = 6,962.36

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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.