Home / 23,601.48-32,569.77-12,990.87

Finding the Fourth Proportional to 23,601.48, 32,569.77 and 12,990.87

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Solution

The fourth proportional to 23,601.48, 32,569.77 and 12,990.87 is: 17,927.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,601.48 : 32,569.77 = 12,990.87 : x
  2. Step 2: Convert to fraction form
    23,601.48/32,569.77 = 12,990.87/x
  3. Step 3: Cross multiply
    23,601.48x = 32,569.77 × 12,990.87
  4. Step 4: Simplify right side
    23,601.48x = 423,109,648.00
  5. Step 5: Solve for x
    x = 423,109,648.00/23,601.48
  6. Step 6: Final answer
    x = 17,927.25

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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.