Home / 14,444.51-19,933.20-8,071.25

Finding the Fourth Proportional to 14,444.51, 19,933.20 and 8,071.25

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Solution

The fourth proportional to 14,444.51, 19,933.20 and 8,071.25 is: 11,138.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,444.51 : 19,933.20 = 8,071.25 : x
  2. Step 2: Convert to fraction form
    14,444.51/19,933.20 = 8,071.25/x
  3. Step 3: Cross multiply
    14,444.51x = 19,933.20 × 8,071.25
  4. Step 4: Simplify right side
    14,444.51x = 160,885,740.83
  5. Step 5: Solve for x
    x = 160,885,740.83/14,444.51
  6. Step 6: Final answer
    x = 11,138.20

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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.