Home / 28,064.13-42,050.40-13,054.94

Finding the Fourth Proportional to 28,064.13, 42,050.40 and 13,054.94

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Solution

The fourth proportional to 28,064.13, 42,050.40 and 13,054.94 is: 19,561.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,064.13 : 42,050.40 = 13,054.94 : x
  2. Step 2: Convert to fraction form
    28,064.13/42,050.40 = 13,054.94/x
  3. Step 3: Cross multiply
    28,064.13x = 42,050.40 × 13,054.94
  4. Step 4: Simplify right side
    28,064.13x = 548,965,448.98
  5. Step 5: Solve for x
    x = 548,965,448.98/28,064.13
  6. Step 6: Final answer
    x = 19,561.11

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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.