Home / 24,386.40-36,579.60-13,859.64

Finding the Fourth Proportional to 24,386.40, 36,579.60 and 13,859.64

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Solution

The fourth proportional to 24,386.40, 36,579.60 and 13,859.64 is: 20,789.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,386.40 : 36,579.60 = 13,859.64 : x
  2. Step 2: Convert to fraction form
    24,386.40/36,579.60 = 13,859.64/x
  3. Step 3: Cross multiply
    24,386.40x = 36,579.60 × 13,859.64
  4. Step 4: Simplify right side
    24,386.40x = 506,980,087.34
  5. Step 5: Solve for x
    x = 506,980,087.34/24,386.40
  6. Step 6: Final answer
    x = 20,789.46

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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.