Home / 28,637.08-42,908.94-14,577.79

Finding the Fourth Proportional to 28,637.08, 42,908.94 and 14,577.79

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Solution

The fourth proportional to 28,637.08, 42,908.94 and 14,577.79 is: 21,842.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,637.08 : 42,908.94 = 14,577.79 : x
  2. Step 2: Convert to fraction form
    28,637.08/42,908.94 = 14,577.79/x
  3. Step 3: Cross multiply
    28,637.08x = 42,908.94 × 14,577.79
  4. Step 4: Simplify right side
    28,637.08x = 625,517,516.44
  5. Step 5: Solve for x
    x = 625,517,516.44/28,637.08
  6. Step 6: Final answer
    x = 21,842.92

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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.