Home / 19,289.09-28,903.86-13,024.55

Finding the Fourth Proportional to 19,289.09, 28,903.86 and 13,024.55

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Solution

The fourth proportional to 19,289.09, 28,903.86 and 13,024.55 is: 19,516.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,289.09 : 28,903.86 = 13,024.55 : x
  2. Step 2: Convert to fraction form
    19,289.09/28,903.86 = 13,024.55/x
  3. Step 3: Cross multiply
    19,289.09x = 28,903.86 × 13,024.55
  4. Step 4: Simplify right side
    19,289.09x = 376,459,625.24
  5. Step 5: Solve for x
    x = 376,459,625.24/19,289.09
  6. Step 6: Final answer
    x = 19,516.72

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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.