Home / 42,055.77-63,083.88-12,473.82

Finding the Fourth Proportional to 42,055.77, 63,083.88 and 12,473.82

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Solution

The fourth proportional to 42,055.77, 63,083.88 and 12,473.82 is: 18,710.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,055.77 : 63,083.88 = 12,473.82 : x
  2. Step 2: Convert to fraction form
    42,055.77/63,083.88 = 12,473.82/x
  3. Step 3: Cross multiply
    42,055.77x = 63,083.88 × 12,473.82
  4. Step 4: Simplify right side
    42,055.77x = 786,896,964.02
  5. Step 5: Solve for x
    x = 786,896,964.02/42,055.77
  6. Step 6: Final answer
    x = 18,710.80

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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.