Home / 28,068.80-42,092.46-9,345.24

Finding the Fourth Proportional to 28,068.80, 42,092.46 and 9,345.24

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Solution

The fourth proportional to 28,068.80, 42,092.46 and 9,345.24 is: 14,014.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,068.80 : 42,092.46 = 9,345.24 : x
  2. Step 2: Convert to fraction form
    28,068.80/42,092.46 = 9,345.24/x
  3. Step 3: Cross multiply
    28,068.80x = 42,092.46 × 9,345.24
  4. Step 4: Simplify right side
    28,068.80x = 393,364,140.89
  5. Step 5: Solve for x
    x = 393,364,140.89/28,068.80
  6. Step 6: Final answer
    x = 14,014.29

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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.