Home / 21,346.96-32,025.48-7,307.12

Finding the Fourth Proportional to 21,346.96, 32,025.48 and 7,307.12

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Solution

The fourth proportional to 21,346.96, 32,025.48 and 7,307.12 is: 10,962.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,346.96 : 32,025.48 = 7,307.12 : x
  2. Step 2: Convert to fraction form
    21,346.96/32,025.48 = 7,307.12/x
  3. Step 3: Cross multiply
    21,346.96x = 32,025.48 × 7,307.12
  4. Step 4: Simplify right side
    21,346.96x = 234,014,025.42
  5. Step 5: Solve for x
    x = 234,014,025.42/21,346.96
  6. Step 6: Final answer
    x = 10,962.41

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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.