Home / 26,461.68-36,517.44-15,130.98

Finding the Fourth Proportional to 26,461.68, 36,517.44 and 15,130.98

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Solution

The fourth proportional to 26,461.68, 36,517.44 and 15,130.98 is: 20,880.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,461.68 : 36,517.44 = 15,130.98 : x
  2. Step 2: Convert to fraction form
    26,461.68/36,517.44 = 15,130.98/x
  3. Step 3: Cross multiply
    26,461.68x = 36,517.44 × 15,130.98
  4. Step 4: Simplify right side
    26,461.68x = 552,544,654.29
  5. Step 5: Solve for x
    x = 552,544,654.29/26,461.68
  6. Step 6: Final answer
    x = 20,880.94

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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.