Home / 26,329.35-39,483.89-20,718.06

Finding the Fourth Proportional to 26,329.35, 39,483.89 and 20,718.06

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Solution

The fourth proportional to 26,329.35, 39,483.89 and 20,718.06 is: 31,069.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,329.35 : 39,483.89 = 20,718.06 : x
  2. Step 2: Convert to fraction form
    26,329.35/39,483.89 = 20,718.06/x
  3. Step 3: Cross multiply
    26,329.35x = 39,483.89 × 20,718.06
  4. Step 4: Simplify right side
    26,329.35x = 818,029,602.05
  5. Step 5: Solve for x
    x = 818,029,602.05/26,329.35
  6. Step 6: Final answer
    x = 31,069.11

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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.