Home / 16,459.88-22,715.84-9,386.48

Finding the Fourth Proportional to 16,459.88, 22,715.84 and 9,386.48

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Solution

The fourth proportional to 16,459.88, 22,715.84 and 9,386.48 is: 12,954.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,459.88 : 22,715.84 = 9,386.48 : x
  2. Step 2: Convert to fraction form
    16,459.88/22,715.84 = 9,386.48/x
  3. Step 3: Cross multiply
    16,459.88x = 22,715.84 × 9,386.48
  4. Step 4: Simplify right side
    16,459.88x = 213,221,777.84
  5. Step 5: Solve for x
    x = 213,221,777.84/16,459.88
  6. Step 6: Final answer
    x = 12,954.03

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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.