Home / 14,014.48-19,339.06-7,726.84

Finding the Fourth Proportional to 14,014.48, 19,339.06 and 7,726.84

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Solution

The fourth proportional to 14,014.48, 19,339.06 and 7,726.84 is: 10,662.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,014.48 : 19,339.06 = 7,726.84 : x
  2. Step 2: Convert to fraction form
    14,014.48/19,339.06 = 7,726.84/x
  3. Step 3: Cross multiply
    14,014.48x = 19,339.06 × 7,726.84
  4. Step 4: Simplify right side
    14,014.48x = 149,429,822.37
  5. Step 5: Solve for x
    x = 149,429,822.37/14,014.48
  6. Step 6: Final answer
    x = 10,662.53

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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.