Home / 13,898.34-19,179.54-7,610.58

Finding the Fourth Proportional to 13,898.34, 19,179.54 and 7,610.58

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Solution

The fourth proportional to 13,898.34, 19,179.54 and 7,610.58 is: 10,502.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,898.34 : 19,179.54 = 7,610.58 : x
  2. Step 2: Convert to fraction form
    13,898.34/19,179.54 = 7,610.58/x
  3. Step 3: Cross multiply
    13,898.34x = 19,179.54 × 7,610.58
  4. Step 4: Simplify right side
    13,898.34x = 145,967,423.53
  5. Step 5: Solve for x
    x = 145,967,423.53/13,898.34
  6. Step 6: Final answer
    x = 10,502.51

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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.