Home / 14,019.51-21,032.91-5,254.50

Finding the Fourth Proportional to 14,019.51, 21,032.91 and 5,254.50

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Solution

The fourth proportional to 14,019.51, 21,032.91 and 5,254.50 is: 7,883.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,019.51 : 21,032.91 = 5,254.50 : x
  2. Step 2: Convert to fraction form
    14,019.51/21,032.91 = 5,254.50/x
  3. Step 3: Cross multiply
    14,019.51x = 21,032.91 × 5,254.50
  4. Step 4: Simplify right side
    14,019.51x = 110,517,425.60
  5. Step 5: Solve for x
    x = 110,517,425.60/14,019.51
  6. Step 6: Final answer
    x = 7,883.12

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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.