Home / 26,433.93-39,574.08-20,572.77

Finding the Fourth Proportional to 26,433.93, 39,574.08 and 20,572.77

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Solution

The fourth proportional to 26,433.93, 39,574.08 and 20,572.77 is: 30,799.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,433.93 : 39,574.08 = 20,572.77 : x
  2. Step 2: Convert to fraction form
    26,433.93/39,574.08 = 20,572.77/x
  3. Step 3: Cross multiply
    26,433.93x = 39,574.08 × 20,572.77
  4. Step 4: Simplify right side
    26,433.93x = 814,148,445.80
  5. Step 5: Solve for x
    x = 814,148,445.80/26,433.93
  6. Step 6: Final answer
    x = 30,799.37

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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.