Home / 13,807.56-20,710.13-5,907.63

Finding the Fourth Proportional to 13,807.56, 20,710.13 and 5,907.63

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Solution

The fourth proportional to 13,807.56, 20,710.13 and 5,907.63 is: 8,860.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,807.56 : 20,710.13 = 5,907.63 : x
  2. Step 2: Convert to fraction form
    13,807.56/20,710.13 = 5,907.63/x
  3. Step 3: Cross multiply
    13,807.56x = 20,710.13 × 5,907.63
  4. Step 4: Simplify right side
    13,807.56x = 122,347,866.65
  5. Step 5: Solve for x
    x = 122,347,866.65/13,807.56
  6. Step 6: Final answer
    x = 8,860.93

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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.