Home / 14,407.75-21,615.27-4,019.50

Finding the Fourth Proportional to 14,407.75, 21,615.27 and 4,019.50

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Solution

The fourth proportional to 14,407.75, 21,615.27 and 4,019.50 is: 6,030.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,407.75 : 21,615.27 = 4,019.50 : x
  2. Step 2: Convert to fraction form
    14,407.75/21,615.27 = 4,019.50/x
  3. Step 3: Cross multiply
    14,407.75x = 21,615.27 × 4,019.50
  4. Step 4: Simplify right side
    14,407.75x = 86,882,577.77
  5. Step 5: Solve for x
    x = 86,882,577.77/14,407.75
  6. Step 6: Final answer
    x = 6,030.27

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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.