Home / 31,783.01-47,616.39-14,885.01

Finding the Fourth Proportional to 31,783.01, 47,616.39 and 14,885.01

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Solution

The fourth proportional to 31,783.01, 47,616.39 and 14,885.01 is: 22,300.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,783.01 : 47,616.39 = 14,885.01 : x
  2. Step 2: Convert to fraction form
    31,783.01/47,616.39 = 14,885.01/x
  3. Step 3: Cross multiply
    31,783.01x = 47,616.39 × 14,885.01
  4. Step 4: Simplify right side
    31,783.01x = 708,770,441.31
  5. Step 5: Solve for x
    x = 708,770,441.31/31,783.01
  6. Step 6: Final answer
    x = 22,300.30

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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.