Home / 47,223.35-70,842.71-13,946.77

Finding the Fourth Proportional to 47,223.35, 70,842.71 and 13,946.77

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Solution

The fourth proportional to 47,223.35, 70,842.71 and 13,946.77 is: 20,922.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,223.35 : 70,842.71 = 13,946.77 : x
  2. Step 2: Convert to fraction form
    47,223.35/70,842.71 = 13,946.77/x
  3. Step 3: Cross multiply
    47,223.35x = 70,842.71 × 13,946.77
  4. Step 4: Simplify right side
    47,223.35x = 988,026,982.55
  5. Step 5: Solve for x
    x = 988,026,982.55/47,223.35
  6. Step 6: Final answer
    x = 20,922.42

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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.