Home / 26,625.60-39,907.08-20,030.40

Finding the Fourth Proportional to 26,625.60, 39,907.08 and 20,030.40

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Solution

The fourth proportional to 26,625.60, 39,907.08 and 20,030.40 is: 30,022.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,625.60 : 39,907.08 = 20,030.40 : x
  2. Step 2: Convert to fraction form
    26,625.60/39,907.08 = 20,030.40/x
  3. Step 3: Cross multiply
    26,625.60x = 39,907.08 × 20,030.40
  4. Step 4: Simplify right side
    26,625.60x = 799,354,775.23
  5. Step 5: Solve for x
    x = 799,354,775.23/26,625.60
  6. Step 6: Final answer
    x = 30,022.04

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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.