Home / 13,014.89-19,519.41-5,988.16

Finding the Fourth Proportional to 13,014.89, 19,519.41 and 5,988.16

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Solution

The fourth proportional to 13,014.89, 19,519.41 and 5,988.16 is: 8,980.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,014.89 : 19,519.41 = 5,988.16 : x
  2. Step 2: Convert to fraction form
    13,014.89/19,519.41 = 5,988.16/x
  3. Step 3: Cross multiply
    13,014.89x = 19,519.41 × 5,988.16
  4. Step 4: Simplify right side
    13,014.89x = 116,885,350.19
  5. Step 5: Solve for x
    x = 116,885,350.19/13,014.89
  6. Step 6: Final answer
    x = 8,980.89

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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.