Home / 26,615.81-36,730.05-14,679.56

Finding the Fourth Proportional to 26,615.81, 36,730.05 and 14,679.56

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Solution

The fourth proportional to 26,615.81, 36,730.05 and 14,679.56 is: 20,257.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,615.81 : 36,730.05 = 14,679.56 : x
  2. Step 2: Convert to fraction form
    26,615.81/36,730.05 = 14,679.56/x
  3. Step 3: Cross multiply
    26,615.81x = 36,730.05 × 14,679.56
  4. Step 4: Simplify right side
    26,615.81x = 539,180,972.78
  5. Step 5: Solve for x
    x = 539,180,972.78/26,615.81
  6. Step 6: Final answer
    x = 20,257.92

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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.