Home / 26,513.40-36,586.80-15,182.88

Finding the Fourth Proportional to 26,513.40, 36,586.80 and 15,182.88

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Solution

The fourth proportional to 26,513.40, 36,586.80 and 15,182.88 is: 20,951.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,513.40 : 36,586.80 = 15,182.88 : x
  2. Step 2: Convert to fraction form
    26,513.40/36,586.80 = 15,182.88/x
  3. Step 3: Cross multiply
    26,513.40x = 36,586.80 × 15,182.88
  4. Step 4: Simplify right side
    26,513.40x = 555,492,993.98
  5. Step 5: Solve for x
    x = 555,492,993.98/26,513.40
  6. Step 6: Final answer
    x = 20,951.41

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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.