Home / 16,918.58-23,347.27-9,364.46

Finding the Fourth Proportional to 16,918.58, 23,347.27 and 9,364.46

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Solution

The fourth proportional to 16,918.58, 23,347.27 and 9,364.46 is: 12,922.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,918.58 : 23,347.27 = 9,364.46 : x
  2. Step 2: Convert to fraction form
    16,918.58/23,347.27 = 9,364.46/x
  3. Step 3: Cross multiply
    16,918.58x = 23,347.27 × 9,364.46
  4. Step 4: Simplify right side
    16,918.58x = 218,634,459.29
  5. Step 5: Solve for x
    x = 218,634,459.29/16,918.58
  6. Step 6: Final answer
    x = 12,922.74

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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.