Home / 26,415.81-39,624.93-10,822.50

Finding the Fourth Proportional to 26,415.81, 39,624.93 and 10,822.50

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Solution

The fourth proportional to 26,415.81, 39,624.93 and 10,822.50 is: 16,234.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,415.81 : 39,624.93 = 10,822.50 : x
  2. Step 2: Convert to fraction form
    26,415.81/39,624.93 = 10,822.50/x
  3. Step 3: Cross multiply
    26,415.81x = 39,624.93 × 10,822.50
  4. Step 4: Simplify right side
    26,415.81x = 428,840,804.93
  5. Step 5: Solve for x
    x = 428,840,804.93/26,415.81
  6. Step 6: Final answer
    x = 16,234.25

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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.