Home / 38,323.55-57,464.48-13,356.90

Finding the Fourth Proportional to 38,323.55, 57,464.48 and 13,356.90

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Solution

The fourth proportional to 38,323.55, 57,464.48 and 13,356.90 is: 20,028.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,323.55 : 57,464.48 = 13,356.90 : x
  2. Step 2: Convert to fraction form
    38,323.55/57,464.48 = 13,356.90/x
  3. Step 3: Cross multiply
    38,323.55x = 57,464.48 × 13,356.90
  4. Step 4: Simplify right side
    38,323.55x = 767,547,346.30
  5. Step 5: Solve for x
    x = 767,547,346.30/38,323.55
  6. Step 6: Final answer
    x = 20,028.08

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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.