Home / 26,814.71-37,009.67-15,486.05

Finding the Fourth Proportional to 26,814.71, 37,009.67 and 15,486.05

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Solution

The fourth proportional to 26,814.71, 37,009.67 and 15,486.05 is: 21,373.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,814.71 : 37,009.67 = 15,486.05 : x
  2. Step 2: Convert to fraction form
    26,814.71/37,009.67 = 15,486.05/x
  3. Step 3: Cross multiply
    26,814.71x = 37,009.67 × 15,486.05
  4. Step 4: Simplify right side
    26,814.71x = 573,133,337.62
  5. Step 5: Solve for x
    x = 573,133,337.62/26,814.71
  6. Step 6: Final answer
    x = 21,373.84

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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.