Home / 30,837.36-46,263.60-11,117.28

Finding the Fourth Proportional to 30,837.36, 46,263.60 and 11,117.28

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Solution

The fourth proportional to 30,837.36, 46,263.60 and 11,117.28 is: 16,678.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,837.36 : 46,263.60 = 11,117.28 : x
  2. Step 2: Convert to fraction form
    30,837.36/46,263.60 = 11,117.28/x
  3. Step 3: Cross multiply
    30,837.36x = 46,263.60 × 11,117.28
  4. Step 4: Simplify right side
    30,837.36x = 514,325,395.01
  5. Step 5: Solve for x
    x = 514,325,395.01/30,837.36
  6. Step 6: Final answer
    x = 16,678.65

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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.