Home / 29,719.34-41,016.89-18,392.49

Finding the Fourth Proportional to 29,719.34, 41,016.89 and 18,392.49

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Solution

The fourth proportional to 29,719.34, 41,016.89 and 18,392.49 is: 25,384.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,719.34 : 41,016.89 = 18,392.49 : x
  2. Step 2: Convert to fraction form
    29,719.34/41,016.89 = 18,392.49/x
  3. Step 3: Cross multiply
    29,719.34x = 41,016.89 × 18,392.49
  4. Step 4: Simplify right side
    29,719.34x = 754,402,631.32
  5. Step 5: Solve for x
    x = 754,402,631.32/29,719.34
  6. Step 6: Final answer
    x = 25,384.23

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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.