Home / 18,746.51-28,119.74-6,263.69

Finding the Fourth Proportional to 18,746.51, 28,119.74 and 6,263.69

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Solution

The fourth proportional to 18,746.51, 28,119.74 and 6,263.69 is: 9,395.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,746.51 : 28,119.74 = 6,263.69 : x
  2. Step 2: Convert to fraction form
    18,746.51/28,119.74 = 6,263.69/x
  3. Step 3: Cross multiply
    18,746.51x = 28,119.74 × 6,263.69
  4. Step 4: Simplify right side
    18,746.51x = 176,133,162.32
  5. Step 5: Solve for x
    x = 176,133,162.32/18,746.51
  6. Step 6: Final answer
    x = 9,395.52

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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.