Home / 37,986.40-56,979.60-13,023.10

Finding the Fourth Proportional to 37,986.40, 56,979.60 and 13,023.10

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Solution

The fourth proportional to 37,986.40, 56,979.60 and 13,023.10 is: 19,534.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,986.40 : 56,979.60 = 13,023.10 : x
  2. Step 2: Convert to fraction form
    37,986.40/56,979.60 = 13,023.10/x
  3. Step 3: Cross multiply
    37,986.40x = 56,979.60 × 13,023.10
  4. Step 4: Simplify right side
    37,986.40x = 742,051,028.76
  5. Step 5: Solve for x
    x = 742,051,028.76/37,986.40
  6. Step 6: Final answer
    x = 19,534.65

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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.