Home / 16,488.45-22,746.30-15,852.09

Finding the Fourth Proportional to 16,488.45, 22,746.30 and 15,852.09

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Solution

The fourth proportional to 16,488.45, 22,746.30 and 15,852.09 is: 21,868.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,488.45 : 22,746.30 = 15,852.09 : x
  2. Step 2: Convert to fraction form
    16,488.45/22,746.30 = 15,852.09/x
  3. Step 3: Cross multiply
    16,488.45x = 22,746.30 × 15,852.09
  4. Step 4: Simplify right side
    16,488.45x = 360,576,394.77
  5. Step 5: Solve for x
    x = 360,576,394.77/16,488.45
  6. Step 6: Final answer
    x = 21,868.42

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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.