Home / 28,244.04-42,336.09-9,507.12

Finding the Fourth Proportional to 28,244.04, 42,336.09 and 9,507.12

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Solution

The fourth proportional to 28,244.04, 42,336.09 and 9,507.12 is: 14,250.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,244.04 : 42,336.09 = 9,507.12 : x
  2. Step 2: Convert to fraction form
    28,244.04/42,336.09 = 9,507.12/x
  3. Step 3: Cross multiply
    28,244.04x = 42,336.09 × 9,507.12
  4. Step 4: Simplify right side
    28,244.04x = 402,494,287.96
  5. Step 5: Solve for x
    x = 402,494,287.96/28,244.04
  6. Step 6: Final answer
    x = 14,250.59

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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.