Home / 14,459.07-19,955.67-9,154.38

Finding the Fourth Proportional to 14,459.07, 19,955.67 and 9,154.38

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Solution

The fourth proportional to 14,459.07, 19,955.67 and 9,154.38 is: 12,634.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,459.07 : 19,955.67 = 9,154.38 : x
  2. Step 2: Convert to fraction form
    14,459.07/19,955.67 = 9,154.38/x
  3. Step 3: Cross multiply
    14,459.07x = 19,955.67 × 9,154.38
  4. Step 4: Simplify right side
    14,459.07x = 182,681,786.33
  5. Step 5: Solve for x
    x = 182,681,786.33/14,459.07
  6. Step 6: Final answer
    x = 12,634.41

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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.