Home / 29,488.32-40,654.08-28,571.04

Finding the Fourth Proportional to 29,488.32, 40,654.08 and 28,571.04

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Solution

The fourth proportional to 29,488.32, 40,654.08 and 28,571.04 is: 39,389.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,488.32 : 40,654.08 = 28,571.04 : x
  2. Step 2: Convert to fraction form
    29,488.32/40,654.08 = 28,571.04/x
  3. Step 3: Cross multiply
    29,488.32x = 40,654.08 × 28,571.04
  4. Step 4: Simplify right side
    29,488.32x = 1,161,529,345.84
  5. Step 5: Solve for x
    x = 1,161,529,345.84/29,488.32
  6. Step 6: Final answer
    x = 39,389.47

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.