Home / 22,127.40-30,536.16-12,055.84

Finding the Fourth Proportional to 22,127.40, 30,536.16 and 12,055.84

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Solution

The fourth proportional to 22,127.40, 30,536.16 and 12,055.84 is: 16,637.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,127.40 : 30,536.16 = 12,055.84 : x
  2. Step 2: Convert to fraction form
    22,127.40/30,536.16 = 12,055.84/x
  3. Step 3: Cross multiply
    22,127.40x = 30,536.16 × 12,055.84
  4. Step 4: Simplify right side
    22,127.40x = 368,139,103.76
  5. Step 5: Solve for x
    x = 368,139,103.76/22,127.40
  6. Step 6: Final answer
    x = 16,637.25

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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.