Home / 26,675.40-36,812.14-14,738.70

Finding the Fourth Proportional to 26,675.40, 36,812.14 and 14,738.70

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Solution

The fourth proportional to 26,675.40, 36,812.14 and 14,738.70 is: 20,339.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,675.40 : 36,812.14 = 14,738.70 : x
  2. Step 2: Convert to fraction form
    26,675.40/36,812.14 = 14,738.70/x
  3. Step 3: Cross multiply
    26,675.40x = 36,812.14 × 14,738.70
  4. Step 4: Simplify right side
    26,675.40x = 542,563,087.82
  5. Step 5: Solve for x
    x = 542,563,087.82/26,675.40
  6. Step 6: Final answer
    x = 20,339.45

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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.