Home / 19,288.84-28,903.49-13,024.30

Finding the Fourth Proportional to 19,288.84, 28,903.49 and 13,024.30

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Solution

The fourth proportional to 19,288.84, 28,903.49 and 13,024.30 is: 19,516.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,288.84 : 28,903.49 = 13,024.30 : x
  2. Step 2: Convert to fraction form
    19,288.84/28,903.49 = 13,024.30/x
  3. Step 3: Cross multiply
    19,288.84x = 28,903.49 × 13,024.30
  4. Step 4: Simplify right side
    19,288.84x = 376,447,515.17
  5. Step 5: Solve for x
    x = 376,447,515.17/19,288.84
  6. Step 6: Final answer
    x = 19,516.34

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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.