Home / 43,815.47-65,779.70-37,615.32

Finding the Fourth Proportional to 43,815.47, 65,779.70 and 37,615.32

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Solution

The fourth proportional to 43,815.47, 65,779.70 and 37,615.32 is: 56,471.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,815.47 : 65,779.70 = 37,615.32 : x
  2. Step 2: Convert to fraction form
    43,815.47/65,779.70 = 37,615.32/x
  3. Step 3: Cross multiply
    43,815.47x = 65,779.70 × 37,615.32
  4. Step 4: Simplify right side
    43,815.47x = 2,474,324,276.93
  5. Step 5: Solve for x
    x = 2,474,324,276.93/43,815.47
  6. Step 6: Final answer
    x = 56,471.48

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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.