Home / 13,848.34-19,109.82-7,560.70

Finding the Fourth Proportional to 13,848.34, 19,109.82 and 7,560.70

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Solution

The fourth proportional to 13,848.34, 19,109.82 and 7,560.70 is: 10,433.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,848.34 : 19,109.82 = 7,560.70 : x
  2. Step 2: Convert to fraction form
    13,848.34/19,109.82 = 7,560.70/x
  3. Step 3: Cross multiply
    13,848.34x = 19,109.82 × 7,560.70
  4. Step 4: Simplify right side
    13,848.34x = 144,483,616.07
  5. Step 5: Solve for x
    x = 144,483,616.07/13,848.34
  6. Step 6: Final answer
    x = 10,433.28

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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.