Home / 13,047.07-19,573.44-4,281.65

Finding the Fourth Proportional to 13,047.07, 19,573.44 and 4,281.65

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Solution

The fourth proportional to 13,047.07, 19,573.44 and 4,281.65 is: 6,423.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,047.07 : 19,573.44 = 4,281.65 : x
  2. Step 2: Convert to fraction form
    13,047.07/19,573.44 = 4,281.65/x
  3. Step 3: Cross multiply
    13,047.07x = 19,573.44 × 4,281.65
  4. Step 4: Simplify right side
    13,047.07x = 83,806,619.38
  5. Step 5: Solve for x
    x = 83,806,619.38/13,047.07
  6. Step 6: Final answer
    x = 6,423.41

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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.