Home / 14,014.60-21,021.84-4,655.32

Finding the Fourth Proportional to 14,014.60, 21,021.84 and 4,655.32

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Solution

The fourth proportional to 14,014.60, 21,021.84 and 4,655.32 is: 6,982.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,014.60 : 21,021.84 = 4,655.32 : x
  2. Step 2: Convert to fraction form
    14,014.60/21,021.84 = 4,655.32/x
  3. Step 3: Cross multiply
    14,014.60x = 21,021.84 × 4,655.32
  4. Step 4: Simplify right side
    14,014.60x = 97,863,339.63
  5. Step 5: Solve for x
    x = 97,863,339.63/14,014.60
  6. Step 6: Final answer
    x = 6,982.96

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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.