Home / 13,824.24-19,077.57-7,537.02

Finding the Fourth Proportional to 13,824.24, 19,077.57 and 7,537.02

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Solution

The fourth proportional to 13,824.24, 19,077.57 and 7,537.02 is: 10,401.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,824.24 : 19,077.57 = 7,537.02 : x
  2. Step 2: Convert to fraction form
    13,824.24/19,077.57 = 7,537.02/x
  3. Step 3: Cross multiply
    13,824.24x = 19,077.57 × 7,537.02
  4. Step 4: Simplify right side
    13,824.24x = 143,788,026.64
  5. Step 5: Solve for x
    x = 143,788,026.64/13,824.24
  6. Step 6: Final answer
    x = 10,401.15

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.