Home / 31,777.94-47,666.97-13,044.92

Finding the Fourth Proportional to 31,777.94, 47,666.97 and 13,044.92

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Solution

The fourth proportional to 31,777.94, 47,666.97 and 13,044.92 is: 19,567.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,777.94 : 47,666.97 = 13,044.92 : x
  2. Step 2: Convert to fraction form
    31,777.94/47,666.97 = 13,044.92/x
  3. Step 3: Cross multiply
    31,777.94x = 47,666.97 × 13,044.92
  4. Step 4: Simplify right side
    31,777.94x = 621,811,810.29
  5. Step 5: Solve for x
    x = 621,811,810.29/31,777.94
  6. Step 6: Final answer
    x = 19,567.40

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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.