Home / 42,449.58-63,670.70-14,369.03

Finding the Fourth Proportional to 42,449.58, 63,670.70 and 14,369.03

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Solution

The fourth proportional to 42,449.58, 63,670.70 and 14,369.03 is: 21,552.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,449.58 : 63,670.70 = 14,369.03 : x
  2. Step 2: Convert to fraction form
    42,449.58/63,670.70 = 14,369.03/x
  3. Step 3: Cross multiply
    42,449.58x = 63,670.70 × 14,369.03
  4. Step 4: Simplify right side
    42,449.58x = 914,886,393.52
  5. Step 5: Solve for x
    x = 914,886,393.52/42,449.58
  6. Step 6: Final answer
    x = 21,552.31

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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.