Home / 31,855.06-47,783.81-16,254.46

Finding the Fourth Proportional to 31,855.06, 47,783.81 and 16,254.46

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Solution

The fourth proportional to 31,855.06, 47,783.81 and 16,254.46 is: 24,382.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,855.06 : 47,783.81 = 16,254.46 : x
  2. Step 2: Convert to fraction form
    31,855.06/47,783.81 = 16,254.46/x
  3. Step 3: Cross multiply
    31,855.06x = 47,783.81 × 16,254.46
  4. Step 4: Simplify right side
    31,855.06x = 776,700,028.29
  5. Step 5: Solve for x
    x = 776,700,028.29/31,855.06
  6. Step 6: Final answer
    x = 24,382.31

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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.