Home / 25,903.79-38,855.67-10,332.35

Finding the Fourth Proportional to 25,903.79, 38,855.67 and 10,332.35

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Solution

The fourth proportional to 25,903.79, 38,855.67 and 10,332.35 is: 15,498.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,903.79 : 38,855.67 = 10,332.35 : x
  2. Step 2: Convert to fraction form
    25,903.79/38,855.67 = 10,332.35/x
  3. Step 3: Cross multiply
    25,903.79x = 38,855.67 × 10,332.35
  4. Step 4: Simplify right side
    25,903.79x = 401,470,187.65
  5. Step 5: Solve for x
    x = 401,470,187.65/25,903.79
  6. Step 6: Final answer
    x = 15,498.51

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.