Home / 42,557.82-63,797.01-14,458.65

Finding the Fourth Proportional to 42,557.82, 63,797.01 and 14,458.65

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Solution

The fourth proportional to 42,557.82, 63,797.01 and 14,458.65 is: 21,674.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,557.82 : 63,797.01 = 14,458.65 : x
  2. Step 2: Convert to fraction form
    42,557.82/63,797.01 = 14,458.65/x
  3. Step 3: Cross multiply
    42,557.82x = 63,797.01 × 14,458.65
  4. Step 4: Simplify right side
    42,557.82x = 922,418,638.64
  5. Step 5: Solve for x
    x = 922,418,638.64/42,557.82
  6. Step 6: Final answer
    x = 21,674.48

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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.