Home / 34,133.12-51,206.40-14,411.60

Finding the Fourth Proportional to 34,133.12, 51,206.40 and 14,411.60

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Solution

The fourth proportional to 34,133.12, 51,206.40 and 14,411.60 is: 21,620.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,133.12 : 51,206.40 = 14,411.60 : x
  2. Step 2: Convert to fraction form
    34,133.12/51,206.40 = 14,411.60/x
  3. Step 3: Cross multiply
    34,133.12x = 51,206.40 × 14,411.60
  4. Step 4: Simplify right side
    34,133.12x = 737,966,154.24
  5. Step 5: Solve for x
    x = 737,966,154.24/34,133.12
  6. Step 6: Final answer
    x = 21,620.24

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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.