Home / 38,420.24-53,015.63-23,316.57

Finding the Fourth Proportional to 38,420.24, 53,015.63 and 23,316.57

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Solution

The fourth proportional to 38,420.24, 53,015.63 and 23,316.57 is: 32,174.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,420.24 : 53,015.63 = 23,316.57 : x
  2. Step 2: Convert to fraction form
    38,420.24/53,015.63 = 23,316.57/x
  3. Step 3: Cross multiply
    38,420.24x = 53,015.63 × 23,316.57
  4. Step 4: Simplify right side
    38,420.24x = 1,236,142,531.41
  5. Step 5: Solve for x
    x = 1,236,142,531.41/38,420.24
  6. Step 6: Final answer
    x = 32,174.26

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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.