Home / 13,791.08-19,031.14-7,503.24

Finding the Fourth Proportional to 13,791.08, 19,031.14 and 7,503.24

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Solution

The fourth proportional to 13,791.08, 19,031.14 and 7,503.24 is: 10,354.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,791.08 : 19,031.14 = 7,503.24 : x
  2. Step 2: Convert to fraction form
    13,791.08/19,031.14 = 7,503.24/x
  3. Step 3: Cross multiply
    13,791.08x = 19,031.14 × 7,503.24
  4. Step 4: Simplify right side
    13,791.08x = 142,795,210.89
  5. Step 5: Solve for x
    x = 142,795,210.89/13,791.08
  6. Step 6: Final answer
    x = 10,354.17

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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.