Home / 47,835.05-71,755.28-14,556.20

Finding the Fourth Proportional to 47,835.05, 71,755.28 and 14,556.20

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Solution

The fourth proportional to 47,835.05, 71,755.28 and 14,556.20 is: 21,835.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,835.05 : 71,755.28 = 14,556.20 : x
  2. Step 2: Convert to fraction form
    47,835.05/71,755.28 = 14,556.20/x
  3. Step 3: Cross multiply
    47,835.05x = 71,755.28 × 14,556.20
  4. Step 4: Simplify right side
    47,835.05x = 1,044,484,133.96
  5. Step 5: Solve for x
    x = 1,044,484,133.96/47,835.05
  6. Step 6: Final answer
    x = 21,835.12

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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.