Home / 16,935.49-23,370.31-9,278.63

Finding the Fourth Proportional to 16,935.49, 23,370.31 and 9,278.63

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Solution

The fourth proportional to 16,935.49, 23,370.31 and 9,278.63 is: 12,804.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,935.49 : 23,370.31 = 9,278.63 : x
  2. Step 2: Convert to fraction form
    16,935.49/23,370.31 = 9,278.63/x
  3. Step 3: Cross multiply
    16,935.49x = 23,370.31 × 9,278.63
  4. Step 4: Simplify right side
    16,935.49x = 216,844,354.22
  5. Step 5: Solve for x
    x = 216,844,354.22/16,935.49
  6. Step 6: Final answer
    x = 12,804.14

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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.