Home / 14,308.07-21,476.07-7,748.28

Finding the Fourth Proportional to 14,308.07, 21,476.07 and 7,748.28

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Solution

The fourth proportional to 14,308.07, 21,476.07 and 7,748.28 is: 11,629.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,308.07 : 21,476.07 = 7,748.28 : x
  2. Step 2: Convert to fraction form
    14,308.07/21,476.07 = 7,748.28/x
  3. Step 3: Cross multiply
    14,308.07x = 21,476.07 × 7,748.28
  4. Step 4: Simplify right side
    14,308.07x = 166,402,603.66
  5. Step 5: Solve for x
    x = 166,402,603.66/14,308.07
  6. Step 6: Final answer
    x = 11,629.99

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.