Home / 14,041.25-19,379.40-8,376.35

Finding the Fourth Proportional to 14,041.25, 19,379.40 and 8,376.35

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Solution

The fourth proportional to 14,041.25, 19,379.40 and 8,376.35 is: 11,560.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,041.25 : 19,379.40 = 8,376.35 : x
  2. Step 2: Convert to fraction form
    14,041.25/19,379.40 = 8,376.35/x
  3. Step 3: Cross multiply
    14,041.25x = 19,379.40 × 8,376.35
  4. Step 4: Simplify right side
    14,041.25x = 162,328,637.19
  5. Step 5: Solve for x
    x = 162,328,637.19/14,041.25
  6. Step 6: Final answer
    x = 11,560.84

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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.