Home / 57,660.24-79,569.32-33,802.80

Finding the Fourth Proportional to 57,660.24, 79,569.32 and 33,802.80

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Solution

The fourth proportional to 57,660.24, 79,569.32 and 33,802.80 is: 46,646.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,660.24 : 79,569.32 = 33,802.80 : x
  2. Step 2: Convert to fraction form
    57,660.24/79,569.32 = 33,802.80/x
  3. Step 3: Cross multiply
    57,660.24x = 79,569.32 × 33,802.80
  4. Step 4: Simplify right side
    57,660.24x = 2,689,665,810.10
  5. Step 5: Solve for x
    x = 2,689,665,810.10/57,660.24
  6. Step 6: Final answer
    x = 46,646.80

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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.