Home / 57,289.36-79,041.60-33,399.13

Finding the Fourth Proportional to 57,289.36, 79,041.60 and 33,399.13

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Solution

The fourth proportional to 57,289.36, 79,041.60 and 33,399.13 is: 46,080.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,289.36 : 79,041.60 = 33,399.13 : x
  2. Step 2: Convert to fraction form
    57,289.36/79,041.60 = 33,399.13/x
  3. Step 3: Cross multiply
    57,289.36x = 79,041.60 × 33,399.13
  4. Step 4: Simplify right side
    57,289.36x = 2,639,920,673.81
  5. Step 5: Solve for x
    x = 2,639,920,673.81/57,289.36
  6. Step 6: Final answer
    x = 46,080.47

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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.