Home / 18,858.42-26,026.68-10,792.81

Finding the Fourth Proportional to 18,858.42, 26,026.68 and 10,792.81

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Solution

The fourth proportional to 18,858.42, 26,026.68 and 10,792.81 is: 14,895.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,858.42 : 26,026.68 = 10,792.81 : x
  2. Step 2: Convert to fraction form
    18,858.42/26,026.68 = 10,792.81/x
  3. Step 3: Cross multiply
    18,858.42x = 26,026.68 × 10,792.81
  4. Step 4: Simplify right side
    18,858.42x = 280,901,085.18
  5. Step 5: Solve for x
    x = 280,901,085.18/18,858.42
  6. Step 6: Final answer
    x = 14,895.26

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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.