Home / 14,913.96-22,359.72-12,858.18

Finding the Fourth Proportional to 14,913.96, 22,359.72 and 12,858.18

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Solution

The fourth proportional to 14,913.96, 22,359.72 and 12,858.18 is: 19,277.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,913.96 : 22,359.72 = 12,858.18 : x
  2. Step 2: Convert to fraction form
    14,913.96/22,359.72 = 12,858.18/x
  3. Step 3: Cross multiply
    14,913.96x = 22,359.72 × 12,858.18
  4. Step 4: Simplify right side
    14,913.96x = 287,505,304.51
  5. Step 5: Solve for x
    x = 287,505,304.51/14,913.96
  6. Step 6: Final answer
    x = 19,277.60

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1.5x scale

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.