Home / 48,109.26-66,390.88-26,888.54

Finding the Fourth Proportional to 48,109.26, 66,390.88 and 26,888.54

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Solution

The fourth proportional to 48,109.26, 66,390.88 and 26,888.54 is: 37,106.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,109.26 : 66,390.88 = 26,888.54 : x
  2. Step 2: Convert to fraction form
    48,109.26/66,390.88 = 26,888.54/x
  3. Step 3: Cross multiply
    48,109.26x = 66,390.88 × 26,888.54
  4. Step 4: Simplify right side
    48,109.26x = 1,785,153,832.52
  5. Step 5: Solve for x
    x = 1,785,153,832.52/48,109.26
  6. Step 6: Final answer
    x = 37,106.24

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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.