Home / 57,030.03-78,697.41-31,532.24

Finding the Fourth Proportional to 57,030.03, 78,697.41 and 31,532.24

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Solution

The fourth proportional to 57,030.03, 78,697.41 and 31,532.24 is: 43,512.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,030.03 : 78,697.41 = 31,532.24 : x
  2. Step 2: Convert to fraction form
    57,030.03/78,697.41 = 31,532.24/x
  3. Step 3: Cross multiply
    57,030.03x = 78,697.41 × 31,532.24
  4. Step 4: Simplify right side
    57,030.03x = 2,481,505,226.01
  5. Step 5: Solve for x
    x = 2,481,505,226.01/57,030.03
  6. Step 6: Final answer
    x = 43,512.26

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.