Home / 35,699.37-49,267.32-20,591.76

Finding the Fourth Proportional to 35,699.37, 49,267.32 and 20,591.76

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Solution

The fourth proportional to 35,699.37, 49,267.32 and 20,591.76 is: 28,417.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,699.37 : 49,267.32 = 20,591.76 : x
  2. Step 2: Convert to fraction form
    35,699.37/49,267.32 = 20,591.76/x
  3. Step 3: Cross multiply
    35,699.37x = 49,267.32 × 20,591.76
  4. Step 4: Simplify right side
    35,699.37x = 1,014,500,829.28
  5. Step 5: Solve for x
    x = 1,014,500,829.28/35,699.37
  6. Step 6: Final answer
    x = 28,417.89

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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.