Home / 39,509.98-54,502.26-25,364.96

Finding the Fourth Proportional to 39,509.98, 54,502.26 and 25,364.96

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Solution

The fourth proportional to 39,509.98, 54,502.26 and 25,364.96 is: 34,989.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,509.98 : 54,502.26 = 25,364.96 : x
  2. Step 2: Convert to fraction form
    39,509.98/54,502.26 = 25,364.96/x
  3. Step 3: Cross multiply
    39,509.98x = 54,502.26 × 25,364.96
  4. Step 4: Simplify right side
    39,509.98x = 1,382,447,644.81
  5. Step 5: Solve for x
    x = 1,382,447,644.81/39,509.98
  6. Step 6: Final answer
    x = 34,989.83

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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.