Home / 15,340.14-23,006.79-5,980.41

Finding the Fourth Proportional to 15,340.14, 23,006.79 and 5,980.41

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Solution

The fourth proportional to 15,340.14, 23,006.79 and 5,980.41 is: 8,969.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,340.14 : 23,006.79 = 5,980.41 : x
  2. Step 2: Convert to fraction form
    15,340.14/23,006.79 = 5,980.41/x
  3. Step 3: Cross multiply
    15,340.14x = 23,006.79 × 5,980.41
  4. Step 4: Simplify right side
    15,340.14x = 137,590,036.98
  5. Step 5: Solve for x
    x = 137,590,036.98/15,340.14
  6. Step 6: Final answer
    x = 8,969.28

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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.