Home / 42,285.58-63,429.41-14,206.61

Finding the Fourth Proportional to 42,285.58, 63,429.41 and 14,206.61

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Solution

The fourth proportional to 42,285.58, 63,429.41 and 14,206.61 is: 21,310.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,285.58 : 63,429.41 = 14,206.61 : x
  2. Step 2: Convert to fraction form
    42,285.58/63,429.41 = 14,206.61/x
  3. Step 3: Cross multiply
    42,285.58x = 63,429.41 × 14,206.61
  4. Step 4: Simplify right side
    42,285.58x = 901,117,084.49
  5. Step 5: Solve for x
    x = 901,117,084.49/42,285.58
  6. Step 6: Final answer
    x = 21,310.27

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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.