Home / 14,011.68-21,017.52-10,745.76

Finding the Fourth Proportional to 14,011.68, 21,017.52 and 10,745.76

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Solution

The fourth proportional to 14,011.68, 21,017.52 and 10,745.76 is: 16,118.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,011.68 : 21,017.52 = 10,745.76 : x
  2. Step 2: Convert to fraction form
    14,011.68/21,017.52 = 10,745.76/x
  3. Step 3: Cross multiply
    14,011.68x = 21,017.52 × 10,745.76
  4. Step 4: Simplify right side
    14,011.68x = 225,849,225.72
  5. Step 5: Solve for x
    x = 225,849,225.72/14,011.68
  6. Step 6: Final answer
    x = 16,118.64

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.