Home / 38,765.67-53,501.58-23,655.12

Finding the Fourth Proportional to 38,765.67, 53,501.58 and 23,655.12

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Solution

The fourth proportional to 38,765.67, 53,501.58 and 23,655.12 is: 32,647.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,765.67 : 53,501.58 = 23,655.12 : x
  2. Step 2: Convert to fraction form
    38,765.67/53,501.58 = 23,655.12/x
  3. Step 3: Cross multiply
    38,765.67x = 53,501.58 × 23,655.12
  4. Step 4: Simplify right side
    38,765.67x = 1,265,586,295.09
  5. Step 5: Solve for x
    x = 1,265,586,295.09/38,765.67
  6. Step 6: Final answer
    x = 32,647.09

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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.