Home / 14,338.06-19,772.76-9,300.45

Finding the Fourth Proportional to 14,338.06, 19,772.76 and 9,300.45

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Solution

The fourth proportional to 14,338.06, 19,772.76 and 9,300.45 is: 12,825.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,338.06 : 19,772.76 = 9,300.45 : x
  2. Step 2: Convert to fraction form
    14,338.06/19,772.76 = 9,300.45/x
  3. Step 3: Cross multiply
    14,338.06x = 19,772.76 × 9,300.45
  4. Step 4: Simplify right side
    14,338.06x = 183,895,455.62
  5. Step 5: Solve for x
    x = 183,895,455.62/14,338.06
  6. Step 6: Final answer
    x = 12,825.68

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.