Home / 14,014.95-21,021.21-4,651.92

Finding the Fourth Proportional to 14,014.95, 21,021.21 and 4,651.92

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Solution

The fourth proportional to 14,014.95, 21,021.21 and 4,651.92 is: 6,977.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,014.95 : 21,021.21 = 4,651.92 : x
  2. Step 2: Convert to fraction form
    14,014.95/21,021.21 = 4,651.92/x
  3. Step 3: Cross multiply
    14,014.95x = 21,021.21 × 4,651.92
  4. Step 4: Simplify right side
    14,014.95x = 97,788,987.22
  5. Step 5: Solve for x
    x = 97,788,987.22/14,014.95
  6. Step 6: Final answer
    x = 6,977.48

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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.