Home / 42,625.14-63,935.40-13,042.98

Finding the Fourth Proportional to 42,625.14, 63,935.40 and 13,042.98

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Solution

The fourth proportional to 42,625.14, 63,935.40 and 13,042.98 is: 19,563.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,625.14 : 63,935.40 = 13,042.98 : x
  2. Step 2: Convert to fraction form
    42,625.14/63,935.40 = 13,042.98/x
  3. Step 3: Cross multiply
    42,625.14x = 63,935.40 × 13,042.98
  4. Step 4: Simplify right side
    42,625.14x = 833,908,143.49
  5. Step 5: Solve for x
    x = 833,908,143.49/42,625.14
  6. Step 6: Final answer
    x = 19,563.76

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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.