Home / 31,946.70-47,925.81-10,885.58

Finding the Fourth Proportional to 31,946.70, 47,925.81 and 10,885.58

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Solution

The fourth proportional to 31,946.70, 47,925.81 and 10,885.58 is: 16,330.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,946.70 : 47,925.81 = 10,885.58 : x
  2. Step 2: Convert to fraction form
    31,946.70/47,925.81 = 10,885.58/x
  3. Step 3: Cross multiply
    31,946.70x = 47,925.81 × 10,885.58
  4. Step 4: Simplify right side
    31,946.70x = 521,699,999.19
  5. Step 5: Solve for x
    x = 521,699,999.19/31,946.70
  6. Step 6: Final answer
    x = 16,330.33

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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.