Home / 14,206.06-19,603.65-7,917.22

Finding the Fourth Proportional to 14,206.06, 19,603.65 and 7,917.22

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Solution

The fourth proportional to 14,206.06, 19,603.65 and 7,917.22 is: 10,925.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,206.06 : 19,603.65 = 7,917.22 : x
  2. Step 2: Convert to fraction form
    14,206.06/19,603.65 = 7,917.22/x
  3. Step 3: Cross multiply
    14,206.06x = 19,603.65 × 7,917.22
  4. Step 4: Simplify right side
    14,206.06x = 155,206,409.85
  5. Step 5: Solve for x
    x = 155,206,409.85/14,206.06
  6. Step 6: Final answer
    x = 10,925.37

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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.