Home / 26,878.26-37,089.18-14,939.70

Finding the Fourth Proportional to 26,878.26, 37,089.18 and 14,939.70

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Solution

The fourth proportional to 26,878.26, 37,089.18 and 14,939.70 is: 20,615.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,878.26 : 37,089.18 = 14,939.70 : x
  2. Step 2: Convert to fraction form
    26,878.26/37,089.18 = 14,939.70/x
  3. Step 3: Cross multiply
    26,878.26x = 37,089.18 × 14,939.70
  4. Step 4: Simplify right side
    26,878.26x = 554,101,222.45
  5. Step 5: Solve for x
    x = 554,101,222.45/26,878.26
  6. Step 6: Final answer
    x = 20,615.22

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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.