Home / 14,329.23-19,774.23-7,868.80

Finding the Fourth Proportional to 14,329.23, 19,774.23 and 7,868.80

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Solution

The fourth proportional to 14,329.23, 19,774.23 and 7,868.80 is: 10,858.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,329.23 : 19,774.23 = 7,868.80 : x
  2. Step 2: Convert to fraction form
    14,329.23/19,774.23 = 7,868.80/x
  3. Step 3: Cross multiply
    14,329.23x = 19,774.23 × 7,868.80
  4. Step 4: Simplify right side
    14,329.23x = 155,599,345.00
  5. Step 5: Solve for x
    x = 155,599,345.00/14,329.23
  6. Step 6: Final answer
    x = 10,858.88

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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.