Home / 48,346.36-72,521.70-13,286.32

Finding the Fourth Proportional to 48,346.36, 72,521.70 and 13,286.32

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Solution

The fourth proportional to 48,346.36, 72,521.70 and 13,286.32 is: 19,930.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,346.36 : 72,521.70 = 13,286.32 : x
  2. Step 2: Convert to fraction form
    48,346.36/72,521.70 = 13,286.32/x
  3. Step 3: Cross multiply
    48,346.36x = 72,521.70 × 13,286.32
  4. Step 4: Simplify right side
    48,346.36x = 963,546,513.14
  5. Step 5: Solve for x
    x = 963,546,513.14/48,346.36
  6. Step 6: Final answer
    x = 19,930.07

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.