Home / 31,582.27-47,402.09-16,803.55

Finding the Fourth Proportional to 31,582.27, 47,402.09 and 16,803.55

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Solution

The fourth proportional to 31,582.27, 47,402.09 and 16,803.55 is: 25,220.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,582.27 : 47,402.09 = 16,803.55 : x
  2. Step 2: Convert to fraction form
    31,582.27/47,402.09 = 16,803.55/x
  3. Step 3: Cross multiply
    31,582.27x = 47,402.09 × 16,803.55
  4. Step 4: Simplify right side
    31,582.27x = 796,523,389.42
  5. Step 5: Solve for x
    x = 796,523,389.42/31,582.27
  6. Step 6: Final answer
    x = 25,220.59

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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.