Home / 28,524.96-39,368.16-15,952.32

Finding the Fourth Proportional to 28,524.96, 39,368.16 and 15,952.32

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Solution

The fourth proportional to 28,524.96, 39,368.16 and 15,952.32 is: 22,016.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,524.96 : 39,368.16 = 15,952.32 : x
  2. Step 2: Convert to fraction form
    28,524.96/39,368.16 = 15,952.32/x
  3. Step 3: Cross multiply
    28,524.96x = 39,368.16 × 15,952.32
  4. Step 4: Simplify right side
    28,524.96x = 628,013,486.13
  5. Step 5: Solve for x
    x = 628,013,486.13/28,524.96
  6. Step 6: Final answer
    x = 22,016.28

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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.