Home / 19,063.86-26,285.25-16,406.70

Finding the Fourth Proportional to 19,063.86, 26,285.25 and 16,406.70

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Solution

The fourth proportional to 19,063.86, 26,285.25 and 16,406.70 is: 22,621.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,063.86 : 26,285.25 = 16,406.70 : x
  2. Step 2: Convert to fraction form
    19,063.86/26,285.25 = 16,406.70/x
  3. Step 3: Cross multiply
    19,063.86x = 26,285.25 × 16,406.70
  4. Step 4: Simplify right side
    19,063.86x = 431,254,211.18
  5. Step 5: Solve for x
    x = 431,254,211.18/19,063.86
  6. Step 6: Final answer
    x = 22,621.56

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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.