Home / 25,007.65-34,509.27-13,674.94

Finding the Fourth Proportional to 25,007.65, 34,509.27 and 13,674.94

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Solution

The fourth proportional to 25,007.65, 34,509.27 and 13,674.94 is: 18,870.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,007.65 : 34,509.27 = 13,674.94 : x
  2. Step 2: Convert to fraction form
    25,007.65/34,509.27 = 13,674.94/x
  3. Step 3: Cross multiply
    25,007.65x = 34,509.27 × 13,674.94
  4. Step 4: Simplify right side
    25,007.65x = 471,912,355.82
  5. Step 5: Solve for x
    x = 471,912,355.82/25,007.65
  6. Step 6: Final answer
    x = 18,870.72

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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.