Home / 18,903.16-26,084.67-10,945.93

Finding the Fourth Proportional to 18,903.16, 26,084.67 and 10,945.93

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Solution

The fourth proportional to 18,903.16, 26,084.67 and 10,945.93 is: 15,104.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,903.16 : 26,084.67 = 10,945.93 : x
  2. Step 2: Convert to fraction form
    18,903.16/26,084.67 = 10,945.93/x
  3. Step 3: Cross multiply
    18,903.16x = 26,084.67 × 10,945.93
  4. Step 4: Simplify right side
    18,903.16x = 285,520,971.89
  5. Step 5: Solve for x
    x = 285,520,971.89/18,903.16
  6. Step 6: Final answer
    x = 15,104.40

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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.