Home / 31,526.41-47,150.19-28,040.89

Finding the Fourth Proportional to 31,526.41, 47,150.19 and 28,040.89

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Solution

The fourth proportional to 31,526.41, 47,150.19 and 28,040.89 is: 41,937.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,526.41 : 47,150.19 = 28,040.89 : x
  2. Step 2: Convert to fraction form
    31,526.41/47,150.19 = 28,040.89/x
  3. Step 3: Cross multiply
    31,526.41x = 47,150.19 × 28,040.89
  4. Step 4: Simplify right side
    31,526.41x = 1,322,133,291.27
  5. Step 5: Solve for x
    x = 1,322,133,291.27/31,526.41
  6. Step 6: Final answer
    x = 41,937.32

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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.