Home / 35,523.60-53,248.68-13,321.32

Finding the Fourth Proportional to 35,523.60, 53,248.68 and 13,321.32

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Solution

The fourth proportional to 35,523.60, 53,248.68 and 13,321.32 is: 19,968.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,523.60 : 53,248.68 = 13,321.32 : x
  2. Step 2: Convert to fraction form
    35,523.60/53,248.68 = 13,321.32/x
  3. Step 3: Cross multiply
    35,523.60x = 53,248.68 × 13,321.32
  4. Step 4: Simplify right side
    35,523.60x = 709,342,705.86
  5. Step 5: Solve for x
    x = 709,342,705.86/35,523.60
  6. Step 6: Final answer
    x = 19,968.21

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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.