Home / 23,457.55-32,371.32-12,847.09

Finding the Fourth Proportional to 23,457.55, 32,371.32 and 12,847.09

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Solution

The fourth proportional to 23,457.55, 32,371.32 and 12,847.09 is: 17,728.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,457.55 : 32,371.32 = 12,847.09 : x
  2. Step 2: Convert to fraction form
    23,457.55/32,371.32 = 12,847.09/x
  3. Step 3: Cross multiply
    23,457.55x = 32,371.32 × 12,847.09
  4. Step 4: Simplify right side
    23,457.55x = 415,877,261.46
  5. Step 5: Solve for x
    x = 415,877,261.46/23,457.55
  6. Step 6: Final answer
    x = 17,728.93

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.