Home / 35,534.58-49,025.25-21,190.74

Finding the Fourth Proportional to 35,534.58, 49,025.25 and 21,190.74

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Solution

The fourth proportional to 35,534.58, 49,025.25 and 21,190.74 is: 29,235.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,534.58 : 49,025.25 = 21,190.74 : x
  2. Step 2: Convert to fraction form
    35,534.58/49,025.25 = 21,190.74/x
  3. Step 3: Cross multiply
    35,534.58x = 49,025.25 × 21,190.74
  4. Step 4: Simplify right side
    35,534.58x = 1,038,881,326.19
  5. Step 5: Solve for x
    x = 1,038,881,326.19/35,534.58
  6. Step 6: Final answer
    x = 29,235.78

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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.