Home / 28,435.39-42,570.43-16,552.96

Finding the Fourth Proportional to 28,435.39, 42,570.43 and 16,552.96

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Solution

The fourth proportional to 28,435.39, 42,570.43 and 16,552.96 is: 24,781.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,435.39 : 42,570.43 = 16,552.96 : x
  2. Step 2: Convert to fraction form
    28,435.39/42,570.43 = 16,552.96/x
  3. Step 3: Cross multiply
    28,435.39x = 42,570.43 × 16,552.96
  4. Step 4: Simplify right side
    28,435.39x = 704,666,477.16
  5. Step 5: Solve for x
    x = 704,666,477.16/28,435.39
  6. Step 6: Final answer
    x = 24,781.32

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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.