Home / 31,700.63-47,567.34-16,118.25

Finding the Fourth Proportional to 31,700.63, 47,567.34 and 16,118.25

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Solution

The fourth proportional to 31,700.63, 47,567.34 and 16,118.25 is: 24,185.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,700.63 : 47,567.34 = 16,118.25 : x
  2. Step 2: Convert to fraction form
    31,700.63/47,567.34 = 16,118.25/x
  3. Step 3: Cross multiply
    31,700.63x = 47,567.34 × 16,118.25
  4. Step 4: Simplify right side
    31,700.63x = 766,702,277.96
  5. Step 5: Solve for x
    x = 766,702,277.96/31,700.63
  6. Step 6: Final answer
    x = 24,185.71

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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.