Home / 15,457.02-23,168.61-7,961.03

Finding the Fourth Proportional to 15,457.02, 23,168.61 and 7,961.03

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Solution

The fourth proportional to 15,457.02, 23,168.61 and 7,961.03 is: 11,932.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,457.02 : 23,168.61 = 7,961.03 : x
  2. Step 2: Convert to fraction form
    15,457.02/23,168.61 = 7,961.03/x
  3. Step 3: Cross multiply
    15,457.02x = 23,168.61 × 7,961.03
  4. Step 4: Simplify right side
    15,457.02x = 184,445,970.31
  5. Step 5: Solve for x
    x = 184,445,970.31/15,457.02
  6. Step 6: Final answer
    x = 11,932.83

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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.