Home / 34,314.47-51,429.32-20,260.25

Finding the Fourth Proportional to 34,314.47, 51,429.32 and 20,260.25

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Solution

The fourth proportional to 34,314.47, 51,429.32 and 20,260.25 is: 30,365.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,314.47 : 51,429.32 = 20,260.25 : x
  2. Step 2: Convert to fraction form
    34,314.47/51,429.32 = 20,260.25/x
  3. Step 3: Cross multiply
    34,314.47x = 51,429.32 × 20,260.25
  4. Step 4: Simplify right side
    34,314.47x = 1,041,970,779.23
  5. Step 5: Solve for x
    x = 1,041,970,779.23/34,314.47
  6. Step 6: Final answer
    x = 30,365.35

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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.