Home / 42,277.54-63,426.03-12,695.93

Finding the Fourth Proportional to 42,277.54, 63,426.03 and 12,695.93

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Solution

The fourth proportional to 42,277.54, 63,426.03 and 12,695.93 is: 19,046.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,277.54 : 63,426.03 = 12,695.93 : x
  2. Step 2: Convert to fraction form
    42,277.54/63,426.03 = 12,695.93/x
  3. Step 3: Cross multiply
    42,277.54x = 63,426.03 × 12,695.93
  4. Step 4: Simplify right side
    42,277.54x = 805,252,437.06
  5. Step 5: Solve for x
    x = 805,252,437.06/42,277.54
  6. Step 6: Final answer
    x = 19,046.81

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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.