Home / 31,532.56-47,215.38-19,035.88

Finding the Fourth Proportional to 31,532.56, 47,215.38 and 19,035.88

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Solution

The fourth proportional to 31,532.56, 47,215.38 and 19,035.88 is: 28,503.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,532.56 : 47,215.38 = 19,035.88 : x
  2. Step 2: Convert to fraction form
    31,532.56/47,215.38 = 19,035.88/x
  3. Step 3: Cross multiply
    31,532.56x = 47,215.38 × 19,035.88
  4. Step 4: Simplify right side
    31,532.56x = 898,786,307.83
  5. Step 5: Solve for x
    x = 898,786,307.83/31,532.56
  6. Step 6: Final answer
    x = 28,503.44

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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.