Home / 16,854.19-23,259.36-9,300.79

Finding the Fourth Proportional to 16,854.19, 23,259.36 and 9,300.79

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Solution

The fourth proportional to 16,854.19, 23,259.36 and 9,300.79 is: 12,835.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,854.19 : 23,259.36 = 9,300.79 : x
  2. Step 2: Convert to fraction form
    16,854.19/23,259.36 = 9,300.79/x
  3. Step 3: Cross multiply
    16,854.19x = 23,259.36 × 9,300.79
  4. Step 4: Simplify right side
    16,854.19x = 216,330,422.89
  5. Step 5: Solve for x
    x = 216,330,422.89/16,854.19
  6. Step 6: Final answer
    x = 12,835.41

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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.