Home / 19,019.27-28,532.05-10,752.41

Finding the Fourth Proportional to 19,019.27, 28,532.05 and 10,752.41

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Solution

The fourth proportional to 19,019.27, 28,532.05 and 10,752.41 is: 16,130.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,019.27 : 28,532.05 = 10,752.41 : x
  2. Step 2: Convert to fraction form
    19,019.27/28,532.05 = 10,752.41/x
  3. Step 3: Cross multiply
    19,019.27x = 28,532.05 × 10,752.41
  4. Step 4: Simplify right side
    19,019.27x = 306,788,344.19
  5. Step 5: Solve for x
    x = 306,788,344.19/19,019.27
  6. Step 6: Final answer
    x = 16,130.39

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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.