Home / 35,559.29-49,068.64-20,447.93

Finding the Fourth Proportional to 35,559.29, 49,068.64 and 20,447.93

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Solution

The fourth proportional to 35,559.29, 49,068.64 and 20,447.93 is: 28,216.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,559.29 : 49,068.64 = 20,447.93 : x
  2. Step 2: Convert to fraction form
    35,559.29/49,068.64 = 20,447.93/x
  3. Step 3: Cross multiply
    35,559.29x = 49,068.64 × 20,447.93
  4. Step 4: Simplify right side
    35,559.29x = 1,003,352,115.92
  5. Step 5: Solve for x
    x = 1,003,352,115.92/35,559.29
  6. Step 6: Final answer
    x = 28,216.31

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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.