Home / 39,107.02-53,953.53-25,685.56

Finding the Fourth Proportional to 39,107.02, 53,953.53 and 25,685.56

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Solution

The fourth proportional to 39,107.02, 53,953.53 and 25,685.56 is: 35,436.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,107.02 : 53,953.53 = 25,685.56 : x
  2. Step 2: Convert to fraction form
    39,107.02/53,953.53 = 25,685.56/x
  3. Step 3: Cross multiply
    39,107.02x = 53,953.53 × 25,685.56
  4. Step 4: Simplify right side
    39,107.02x = 1,385,826,632.03
  5. Step 5: Solve for x
    x = 1,385,826,632.03/39,107.02
  6. Step 6: Final answer
    x = 35,436.77

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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.