Home / 48,109.32-66,389.72-26,890.56

Finding the Fourth Proportional to 48,109.32, 66,389.72 and 26,890.56

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Solution

The fourth proportional to 48,109.32, 66,389.72 and 26,890.56 is: 37,108.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,109.32 : 66,389.72 = 26,890.56 : x
  2. Step 2: Convert to fraction form
    48,109.32/66,389.72 = 26,890.56/x
  3. Step 3: Cross multiply
    48,109.32x = 66,389.72 × 26,890.56
  4. Step 4: Simplify right side
    48,109.32x = 1,785,256,614.59
  5. Step 5: Solve for x
    x = 1,785,256,614.59/48,109.32
  6. Step 6: Final answer
    x = 37,108.33

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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.