Home / 10,690.92-16,075.38-9,835.56

Finding the Fourth Proportional to 10,690.92, 16,075.38 and 9,835.56

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Solution

The fourth proportional to 10,690.92, 16,075.38 and 9,835.56 is: 14,789.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,690.92 : 16,075.38 = 9,835.56 : x
  2. Step 2: Convert to fraction form
    10,690.92/16,075.38 = 9,835.56/x
  3. Step 3: Cross multiply
    10,690.92x = 16,075.38 × 9,835.56
  4. Step 4: Simplify right side
    10,690.92x = 158,110,364.51
  5. Step 5: Solve for x
    x = 158,110,364.51/10,690.92
  6. Step 6: Final answer
    x = 14,789.22

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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.