Home / 23,490.96-32,418.18-12,881.31

Finding the Fourth Proportional to 23,490.96, 32,418.18 and 12,881.31

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Solution

The fourth proportional to 23,490.96, 32,418.18 and 12,881.31 is: 17,776.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,490.96 : 32,418.18 = 12,881.31 : x
  2. Step 2: Convert to fraction form
    23,490.96/32,418.18 = 12,881.31/x
  3. Step 3: Cross multiply
    23,490.96x = 32,418.18 × 12,881.31
  4. Step 4: Simplify right side
    23,490.96x = 417,588,626.22
  5. Step 5: Solve for x
    x = 417,588,626.22/23,490.96
  6. Step 6: Final answer
    x = 17,776.57

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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.