Home / 12,026.60-16,598.34-6,721.80

Finding the Fourth Proportional to 12,026.60, 16,598.34 and 6,721.80

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Solution

The fourth proportional to 12,026.60, 16,598.34 and 6,721.80 is: 9,277.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,026.60 : 16,598.34 = 6,721.80 : x
  2. Step 2: Convert to fraction form
    12,026.60/16,598.34 = 6,721.80/x
  3. Step 3: Cross multiply
    12,026.60x = 16,598.34 × 6,721.80
  4. Step 4: Simplify right side
    12,026.60x = 111,570,721.81
  5. Step 5: Solve for x
    x = 111,570,721.81/12,026.60
  6. Step 6: Final answer
    x = 9,277.00

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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.