Home / 26,130.64-36,040.41-18,077.70

Finding the Fourth Proportional to 26,130.64, 36,040.41 and 18,077.70

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Solution

The fourth proportional to 26,130.64, 36,040.41 and 18,077.70 is: 24,933.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,130.64 : 36,040.41 = 18,077.70 : x
  2. Step 2: Convert to fraction form
    26,130.64/36,040.41 = 18,077.70/x
  3. Step 3: Cross multiply
    26,130.64x = 36,040.41 × 18,077.70
  4. Step 4: Simplify right side
    26,130.64x = 651,527,652.50
  5. Step 5: Solve for x
    x = 651,527,652.50/26,130.64
  6. Step 6: Final answer
    x = 24,933.48

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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.