Home / 26,756.42-36,948.68-20,030.37

Finding the Fourth Proportional to 26,756.42, 36,948.68 and 20,030.37

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Solution

The fourth proportional to 26,756.42, 36,948.68 and 20,030.37 is: 27,660.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,756.42 : 36,948.68 = 20,030.37 : x
  2. Step 2: Convert to fraction form
    26,756.42/36,948.68 = 20,030.37/x
  3. Step 3: Cross multiply
    26,756.42x = 36,948.68 × 20,030.37
  4. Step 4: Simplify right side
    26,756.42x = 740,095,920.05
  5. Step 5: Solve for x
    x = 740,095,920.05/26,756.42
  6. Step 6: Final answer
    x = 27,660.50

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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.