Home / 34,887.19-48,145.59-19,986.07

Finding the Fourth Proportional to 34,887.19, 48,145.59 and 19,986.07

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Solution

The fourth proportional to 34,887.19, 48,145.59 and 19,986.07 is: 27,581.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,887.19 : 48,145.59 = 19,986.07 : x
  2. Step 2: Convert to fraction form
    34,887.19/48,145.59 = 19,986.07/x
  3. Step 3: Cross multiply
    34,887.19x = 48,145.59 × 19,986.07
  4. Step 4: Simplify right side
    34,887.19x = 962,240,791.27
  5. Step 5: Solve for x
    x = 962,240,791.27/34,887.19
  6. Step 6: Final answer
    x = 27,581.50

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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.