Home / 26,679.83-40,056.80-13,541.63

Finding the Fourth Proportional to 26,679.83, 40,056.80 and 13,541.63

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Solution

The fourth proportional to 26,679.83, 40,056.80 and 13,541.63 is: 20,331.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,679.83 : 40,056.80 = 13,541.63 : x
  2. Step 2: Convert to fraction form
    26,679.83/40,056.80 = 13,541.63/x
  3. Step 3: Cross multiply
    26,679.83x = 40,056.80 × 13,541.63
  4. Step 4: Simplify right side
    26,679.83x = 542,434,096.59
  5. Step 5: Solve for x
    x = 542,434,096.59/26,679.83
  6. Step 6: Final answer
    x = 20,331.25

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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.