Home / 31,950.79-47,926.22-31,904.64

Finding the Fourth Proportional to 31,950.79, 47,926.22 and 31,904.64

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Solution

The fourth proportional to 31,950.79, 47,926.22 and 31,904.64 is: 47,856.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,950.79 : 47,926.22 = 31,904.64 : x
  2. Step 2: Convert to fraction form
    31,950.79/47,926.22 = 31,904.64/x
  3. Step 3: Cross multiply
    31,950.79x = 47,926.22 × 31,904.64
  4. Step 4: Simplify right side
    31,950.79x = 1,529,068,636.14
  5. Step 5: Solve for x
    x = 1,529,068,636.14/31,950.79
  6. Step 6: Final answer
    x = 47,856.99

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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.