Home / 38,661.06-53,357.20-22,746.98

Finding the Fourth Proportional to 38,661.06, 53,357.20 and 22,746.98

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Solution

The fourth proportional to 38,661.06, 53,357.20 and 22,746.98 is: 31,393.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,661.06 : 53,357.20 = 22,746.98 : x
  2. Step 2: Convert to fraction form
    38,661.06/53,357.20 = 22,746.98/x
  3. Step 3: Cross multiply
    38,661.06x = 53,357.20 × 22,746.98
  4. Step 4: Simplify right side
    38,661.06x = 1,213,715,161.26
  5. Step 5: Solve for x
    x = 1,213,715,161.26/38,661.06
  6. Step 6: Final answer
    x = 31,393.74

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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.