Home / 27,210.42-40,801.05-12,411.36

Finding the Fourth Proportional to 27,210.42, 40,801.05 and 12,411.36

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Solution

The fourth proportional to 27,210.42, 40,801.05 and 12,411.36 is: 18,610.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,210.42 : 40,801.05 = 12,411.36 : x
  2. Step 2: Convert to fraction form
    27,210.42/40,801.05 = 12,411.36/x
  3. Step 3: Cross multiply
    27,210.42x = 40,801.05 × 12,411.36
  4. Step 4: Simplify right side
    27,210.42x = 506,396,519.93
  5. Step 5: Solve for x
    x = 506,396,519.93/27,210.42
  6. Step 6: Final answer
    x = 18,610.39

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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.