Home / 39,344.40-54,314.96-25,018.64

Finding the Fourth Proportional to 39,344.40, 54,314.96 and 25,018.64

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Solution

The fourth proportional to 39,344.40, 54,314.96 and 25,018.64 is: 34,538.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,344.40 : 54,314.96 = 25,018.64 : x
  2. Step 2: Convert to fraction form
    39,344.40/54,314.96 = 25,018.64/x
  3. Step 3: Cross multiply
    39,344.40x = 54,314.96 × 25,018.64
  4. Step 4: Simplify right side
    39,344.40x = 1,358,886,430.85
  5. Step 5: Solve for x
    x = 1,358,886,430.85/39,344.40
  6. Step 6: Final answer
    x = 34,538.24

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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.