Home / 21,562.59-32,365.67-15,329.64

Finding the Fourth Proportional to 21,562.59, 32,365.67 and 15,329.64

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Solution

The fourth proportional to 21,562.59, 32,365.67 and 15,329.64 is: 23,009.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,562.59 : 32,365.67 = 15,329.64 : x
  2. Step 2: Convert to fraction form
    21,562.59/32,365.67 = 15,329.64/x
  3. Step 3: Cross multiply
    21,562.59x = 32,365.67 × 15,329.64
  4. Step 4: Simplify right side
    21,562.59x = 496,153,992.81
  5. Step 5: Solve for x
    x = 496,153,992.81/21,562.59
  6. Step 6: Final answer
    x = 23,009.94

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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.