Home / 31,575.78-47,318.58-23,190.03

Finding the Fourth Proportional to 31,575.78, 47,318.58 and 23,190.03

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Solution

The fourth proportional to 31,575.78, 47,318.58 and 23,190.03 is: 34,751.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,575.78 : 47,318.58 = 23,190.03 : x
  2. Step 2: Convert to fraction form
    31,575.78/47,318.58 = 23,190.03/x
  3. Step 3: Cross multiply
    31,575.78x = 47,318.58 × 23,190.03
  4. Step 4: Simplify right side
    31,575.78x = 1,097,319,289.76
  5. Step 5: Solve for x
    x = 1,097,319,289.76/31,575.78
  6. Step 6: Final answer
    x = 34,751.93

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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.