Home / 48,456.36-72,685.91-13,396.01

Finding the Fourth Proportional to 48,456.36, 72,685.91 and 13,396.01

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Solution

The fourth proportional to 48,456.36, 72,685.91 and 13,396.01 is: 20,094.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,456.36 : 72,685.91 = 13,396.01 : x
  2. Step 2: Convert to fraction form
    48,456.36/72,685.91 = 13,396.01/x
  3. Step 3: Cross multiply
    48,456.36x = 72,685.91 × 13,396.01
  4. Step 4: Simplify right side
    48,456.36x = 973,701,291.95
  5. Step 5: Solve for x
    x = 973,701,291.95/48,456.36
  6. Step 6: Final answer
    x = 20,094.40

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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.