Home / 26,506.05-39,705.99-15,970.20

Finding the Fourth Proportional to 26,506.05, 39,705.99 and 15,970.20

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Solution

The fourth proportional to 26,506.05, 39,705.99 and 15,970.20 is: 23,923.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,506.05 : 39,705.99 = 15,970.20 : x
  2. Step 2: Convert to fraction form
    26,506.05/39,705.99 = 15,970.20/x
  3. Step 3: Cross multiply
    26,506.05x = 39,705.99 × 15,970.20
  4. Step 4: Simplify right side
    26,506.05x = 634,112,601.50
  5. Step 5: Solve for x
    x = 634,112,601.50/26,506.05
  6. Step 6: Final answer
    x = 23,923.32

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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.