Home / 57,624.26-79,468.62-39,501.32

Finding the Fourth Proportional to 57,624.26, 79,468.62 and 39,501.32

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Solution

The fourth proportional to 57,624.26, 79,468.62 and 39,501.32 is: 54,475.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,624.26 : 79,468.62 = 39,501.32 : x
  2. Step 2: Convert to fraction form
    57,624.26/79,468.62 = 39,501.32/x
  3. Step 3: Cross multiply
    57,624.26x = 79,468.62 × 39,501.32
  4. Step 4: Simplify right side
    57,624.26x = 3,139,114,991.24
  5. Step 5: Solve for x
    x = 3,139,114,991.24/57,624.26
  6. Step 6: Final answer
    x = 54,475.58

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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.