Home / 26,678.34-36,815.85-14,741.68

Finding the Fourth Proportional to 26,678.34, 36,815.85 and 14,741.68

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Solution

The fourth proportional to 26,678.34, 36,815.85 and 14,741.68 is: 20,343.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,678.34 : 36,815.85 = 14,741.68 : x
  2. Step 2: Convert to fraction form
    26,678.34/36,815.85 = 14,741.68/x
  3. Step 3: Cross multiply
    26,678.34x = 36,815.85 × 14,741.68
  4. Step 4: Simplify right side
    26,678.34x = 542,727,479.63
  5. Step 5: Solve for x
    x = 542,727,479.63/26,678.34
  6. Step 6: Final answer
    x = 20,343.38

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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.