Home / 31,946.90-47,926.04-10,885.77

Finding the Fourth Proportional to 31,946.90, 47,926.04 and 10,885.77

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Solution

The fourth proportional to 31,946.90, 47,926.04 and 10,885.77 is: 16,330.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,946.90 : 47,926.04 = 10,885.77 : x
  2. Step 2: Convert to fraction form
    31,946.90/47,926.04 = 10,885.77/x
  3. Step 3: Cross multiply
    31,946.90x = 47,926.04 × 10,885.77
  4. Step 4: Simplify right side
    31,946.90x = 521,711,794.02
  5. Step 5: Solve for x
    x = 521,711,794.02/31,946.90
  6. Step 6: Final answer
    x = 16,330.59

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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.