Home / 25,006.65-34,521.71-19,328.57

Finding the Fourth Proportional to 25,006.65, 34,521.71 and 19,328.57

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Solution

The fourth proportional to 25,006.65, 34,521.71 and 19,328.57 is: 26,683.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,006.65 : 34,521.71 = 19,328.57 : x
  2. Step 2: Convert to fraction form
    25,006.65/34,521.71 = 19,328.57/x
  3. Step 3: Cross multiply
    25,006.65x = 34,521.71 × 19,328.57
  4. Step 4: Simplify right side
    25,006.65x = 667,255,293.42
  5. Step 5: Solve for x
    x = 667,255,293.42/25,006.65
  6. Step 6: Final answer
    x = 26,683.12

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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.