Home / 39,108.71-53,941.34-25,675.07

Finding the Fourth Proportional to 39,108.71, 53,941.34 and 25,675.07

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Solution

The fourth proportional to 39,108.71, 53,941.34 and 25,675.07 is: 35,412.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,108.71 : 53,941.34 = 25,675.07 : x
  2. Step 2: Convert to fraction form
    39,108.71/53,941.34 = 25,675.07/x
  3. Step 3: Cross multiply
    39,108.71x = 53,941.34 × 25,675.07
  4. Step 4: Simplify right side
    39,108.71x = 1,384,947,282.31
  5. Step 5: Solve for x
    x = 1,384,947,282.31/39,108.71
  6. Step 6: Final answer
    x = 35,412.76

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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.