Home / 26,260.39-36,240.30-14,931.79

Finding the Fourth Proportional to 26,260.39, 36,240.30 and 14,931.79

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Solution

The fourth proportional to 26,260.39, 36,240.30 and 14,931.79 is: 20,606.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,260.39 : 36,240.30 = 14,931.79 : x
  2. Step 2: Convert to fraction form
    26,260.39/36,240.30 = 14,931.79/x
  3. Step 3: Cross multiply
    26,260.39x = 36,240.30 × 14,931.79
  4. Step 4: Simplify right side
    26,260.39x = 541,132,549.14
  5. Step 5: Solve for x
    x = 541,132,549.14/26,260.39
  6. Step 6: Final answer
    x = 20,606.42

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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.