Home / 19,245.94-26,555.62-10,860.82

Finding the Fourth Proportional to 19,245.94, 26,555.62 and 10,860.82

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Solution

The fourth proportional to 19,245.94, 26,555.62 and 10,860.82 is: 14,985.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,245.94 : 26,555.62 = 10,860.82 : x
  2. Step 2: Convert to fraction form
    19,245.94/26,555.62 = 10,860.82/x
  3. Step 3: Cross multiply
    19,245.94x = 26,555.62 × 10,860.82
  4. Step 4: Simplify right side
    19,245.94x = 288,415,808.81
  5. Step 5: Solve for x
    x = 288,415,808.81/19,245.94
  6. Step 6: Final answer
    x = 14,985.80

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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.