Home / 14,267.07-19,690.70-8,302.23

Finding the Fourth Proportional to 14,267.07, 19,690.70 and 8,302.23

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Solution

The fourth proportional to 14,267.07, 19,690.70 and 8,302.23 is: 11,458.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,267.07 : 19,690.70 = 8,302.23 : x
  2. Step 2: Convert to fraction form
    14,267.07/19,690.70 = 8,302.23/x
  3. Step 3: Cross multiply
    14,267.07x = 19,690.70 × 8,302.23
  4. Step 4: Simplify right side
    14,267.07x = 163,476,678.75
  5. Step 5: Solve for x
    x = 163,476,678.75/14,267.07
  6. Step 6: Final answer
    x = 11,458.32

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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.