Home / 13,176.65-19,762.95-4,855.52

Finding the Fourth Proportional to 13,176.65, 19,762.95 and 4,855.52

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Solution

The fourth proportional to 13,176.65, 19,762.95 and 4,855.52 is: 7,282.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,176.65 : 19,762.95 = 4,855.52 : x
  2. Step 2: Convert to fraction form
    13,176.65/19,762.95 = 4,855.52/x
  3. Step 3: Cross multiply
    13,176.65x = 19,762.95 × 4,855.52
  4. Step 4: Simplify right side
    13,176.65x = 95,959,398.98
  5. Step 5: Solve for x
    x = 95,959,398.98/13,176.65
  6. Step 6: Final answer
    x = 7,282.53

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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.