Home / 27,331.16-40,970.60-10,685.66

Finding the Fourth Proportional to 27,331.16, 40,970.60 and 10,685.66

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Solution

The fourth proportional to 27,331.16, 40,970.60 and 10,685.66 is: 16,018.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,331.16 : 40,970.60 = 10,685.66 : x
  2. Step 2: Convert to fraction form
    27,331.16/40,970.60 = 10,685.66/x
  3. Step 3: Cross multiply
    27,331.16x = 40,970.60 × 10,685.66
  4. Step 4: Simplify right side
    27,331.16x = 437,797,848.17
  5. Step 5: Solve for x
    x = 437,797,848.17/27,331.16
  6. Step 6: Final answer
    x = 16,018.27

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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.