Home / 41,009.01-61,513.65-12,931.71

Finding the Fourth Proportional to 41,009.01, 61,513.65 and 12,931.71

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Solution

The fourth proportional to 41,009.01, 61,513.65 and 12,931.71 is: 19,397.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,009.01 : 61,513.65 = 12,931.71 : x
  2. Step 2: Convert to fraction form
    41,009.01/61,513.65 = 12,931.71/x
  3. Step 3: Cross multiply
    41,009.01x = 61,513.65 × 12,931.71
  4. Step 4: Simplify right side
    41,009.01x = 795,476,682.84
  5. Step 5: Solve for x
    x = 795,476,682.84/41,009.01
  6. Step 6: Final answer
    x = 19,397.61

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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.