Home / 34,047.12-46,986.84-19,899.12

Finding the Fourth Proportional to 34,047.12, 46,986.84 and 19,899.12

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Solution

The fourth proportional to 34,047.12, 46,986.84 and 19,899.12 is: 27,461.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,047.12 : 46,986.84 = 19,899.12 : x
  2. Step 2: Convert to fraction form
    34,047.12/46,986.84 = 19,899.12/x
  3. Step 3: Cross multiply
    34,047.12x = 46,986.84 × 19,899.12
  4. Step 4: Simplify right side
    34,047.12x = 934,996,767.58
  5. Step 5: Solve for x
    x = 934,996,767.58/34,047.12
  6. Step 6: Final answer
    x = 27,461.85

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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.