Home / 18,386.77-27,574.12-5,903.84

Finding the Fourth Proportional to 18,386.77, 27,574.12 and 5,903.84

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Solution

The fourth proportional to 18,386.77, 27,574.12 and 5,903.84 is: 8,853.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,386.77 : 27,574.12 = 5,903.84 : x
  2. Step 2: Convert to fraction form
    18,386.77/27,574.12 = 5,903.84/x
  3. Step 3: Cross multiply
    18,386.77x = 27,574.12 × 5,903.84
  4. Step 4: Simplify right side
    18,386.77x = 162,793,113.83
  5. Step 5: Solve for x
    x = 162,793,113.83/18,386.77
  6. Step 6: Final answer
    x = 8,853.82

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.