Home / 13,012.06-19,515.17-5,985.32

Finding the Fourth Proportional to 13,012.06, 19,515.17 and 5,985.32

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Solution

The fourth proportional to 13,012.06, 19,515.17 and 5,985.32 is: 8,976.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,012.06 : 19,515.17 = 5,985.32 : x
  2. Step 2: Convert to fraction form
    13,012.06/19,515.17 = 5,985.32/x
  3. Step 3: Cross multiply
    13,012.06x = 19,515.17 × 5,985.32
  4. Step 4: Simplify right side
    13,012.06x = 116,804,591.29
  5. Step 5: Solve for x
    x = 116,804,591.29/13,012.06
  6. Step 6: Final answer
    x = 8,976.64

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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.