Home / 14,418.98-19,875.53-9,873.81

Finding the Fourth Proportional to 14,418.98, 19,875.53 and 9,873.81

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Solution

The fourth proportional to 14,418.98, 19,875.53 and 9,873.81 is: 13,610.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,418.98 : 19,875.53 = 9,873.81 : x
  2. Step 2: Convert to fraction form
    14,418.98/19,875.53 = 9,873.81/x
  3. Step 3: Cross multiply
    14,418.98x = 19,875.53 × 9,873.81
  4. Step 4: Simplify right side
    14,418.98x = 196,247,231.55
  5. Step 5: Solve for x
    x = 196,247,231.55/14,418.98
  6. Step 6: Final answer
    x = 13,610.34

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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.