Home / 29,498.07-40,667.54-28,580.79

Finding the Fourth Proportional to 29,498.07, 40,667.54 and 28,580.79

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Solution

The fourth proportional to 29,498.07, 40,667.54 and 28,580.79 is: 39,402.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,498.07 : 40,667.54 = 28,580.79 : x
  2. Step 2: Convert to fraction form
    29,498.07/40,667.54 = 28,580.79/x
  3. Step 3: Cross multiply
    29,498.07x = 40,667.54 × 28,580.79
  4. Step 4: Simplify right side
    29,498.07x = 1,162,310,277.65
  5. Step 5: Solve for x
    x = 1,162,310,277.65/29,498.07
  6. Step 6: Final answer
    x = 39,402.93

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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.