Home / 36,358.47-54,515.40-14,145.99

Finding the Fourth Proportional to 36,358.47, 54,515.40 and 14,145.99

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Solution

The fourth proportional to 36,358.47, 54,515.40 and 14,145.99 is: 21,210.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,358.47 : 54,515.40 = 14,145.99 : x
  2. Step 2: Convert to fraction form
    36,358.47/54,515.40 = 14,145.99/x
  3. Step 3: Cross multiply
    36,358.47x = 54,515.40 × 14,145.99
  4. Step 4: Simplify right side
    36,358.47x = 771,174,303.25
  5. Step 5: Solve for x
    x = 771,174,303.25/36,358.47
  6. Step 6: Final answer
    x = 21,210.31

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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.