Home / 23,279.58-34,919.51-15,865.65

Finding the Fourth Proportional to 23,279.58, 34,919.51 and 15,865.65

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Solution

The fourth proportional to 23,279.58, 34,919.51 and 15,865.65 is: 23,798.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,279.58 : 34,919.51 = 15,865.65 : x
  2. Step 2: Convert to fraction form
    23,279.58/34,919.51 = 15,865.65/x
  3. Step 3: Cross multiply
    23,279.58x = 34,919.51 × 15,865.65
  4. Step 4: Simplify right side
    23,279.58x = 554,020,644.50
  5. Step 5: Solve for x
    x = 554,020,644.50/23,279.58
  6. Step 6: Final answer
    x = 23,798.57

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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.