Home / 38,317.59-57,477.89-13,360.18

Finding the Fourth Proportional to 38,317.59, 57,477.89 and 13,360.18

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Solution

The fourth proportional to 38,317.59, 57,477.89 and 13,360.18 is: 20,040.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,317.59 : 57,477.89 = 13,360.18 : x
  2. Step 2: Convert to fraction form
    38,317.59/57,477.89 = 13,360.18/x
  3. Step 3: Cross multiply
    38,317.59x = 57,477.89 × 13,360.18
  4. Step 4: Simplify right side
    38,317.59x = 767,914,889.62
  5. Step 5: Solve for x
    x = 767,914,889.62/38,317.59
  6. Step 6: Final answer
    x = 20,040.80

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.