Home / 14,015.30-21,023.48-4,656.02

Finding the Fourth Proportional to 14,015.30, 21,023.48 and 4,656.02

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Solution

The fourth proportional to 14,015.30, 21,023.48 and 4,656.02 is: 6,984.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,015.30 : 21,023.48 = 4,656.02 : x
  2. Step 2: Convert to fraction form
    14,015.30/21,023.48 = 4,656.02/x
  3. Step 3: Cross multiply
    14,015.30x = 21,023.48 × 4,656.02
  4. Step 4: Simplify right side
    14,015.30x = 97,885,649.87
  5. Step 5: Solve for x
    x = 97,885,649.87/14,015.30
  6. Step 6: Final answer
    x = 6,984.20

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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.