Home / 35,716.95-49,289.31-19,800.99

Finding the Fourth Proportional to 35,716.95, 49,289.31 and 19,800.99

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Solution

The fourth proportional to 35,716.95, 49,289.31 and 19,800.99 is: 27,325.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,716.95 : 49,289.31 = 19,800.99 : x
  2. Step 2: Convert to fraction form
    35,716.95/49,289.31 = 19,800.99/x
  3. Step 3: Cross multiply
    35,716.95x = 49,289.31 × 19,800.99
  4. Step 4: Simplify right side
    35,716.95x = 975,977,134.42
  5. Step 5: Solve for x
    x = 975,977,134.42/35,716.95
  6. Step 6: Final answer
    x = 27,325.32

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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.