Home / 28,559.84-42,832.86-11,018.48

Finding the Fourth Proportional to 28,559.84, 42,832.86 and 11,018.48

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Solution

The fourth proportional to 28,559.84, 42,832.86 and 11,018.48 is: 16,525.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,559.84 : 42,832.86 = 11,018.48 : x
  2. Step 2: Convert to fraction form
    28,559.84/42,832.86 = 11,018.48/x
  3. Step 3: Cross multiply
    28,559.84x = 42,832.86 × 11,018.48
  4. Step 4: Simplify right side
    28,559.84x = 471,953,011.25
  5. Step 5: Solve for x
    x = 471,953,011.25/28,559.84
  6. Step 6: Final answer
    x = 16,525.06

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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.