Home / 28,537.80-42,803.44-11,006.16

Finding the Fourth Proportional to 28,537.80, 42,803.44 and 11,006.16

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Solution

The fourth proportional to 28,537.80, 42,803.44 and 11,006.16 is: 16,507.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,537.80 : 42,803.44 = 11,006.16 : x
  2. Step 2: Convert to fraction form
    28,537.80/42,803.44 = 11,006.16/x
  3. Step 3: Cross multiply
    28,537.80x = 42,803.44 × 11,006.16
  4. Step 4: Simplify right side
    28,537.80x = 471,101,509.19
  5. Step 5: Solve for x
    x = 471,101,509.19/28,537.80
  6. Step 6: Final answer
    x = 16,507.98

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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.