Home / 15,056.15-20,770.93-9,084.52

Finding the Fourth Proportional to 15,056.15, 20,770.93 and 9,084.52

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Solution

The fourth proportional to 15,056.15, 20,770.93 and 9,084.52 is: 12,532.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,056.15 : 20,770.93 = 9,084.52 : x
  2. Step 2: Convert to fraction form
    15,056.15/20,770.93 = 9,084.52/x
  3. Step 3: Cross multiply
    15,056.15x = 20,770.93 × 9,084.52
  4. Step 4: Simplify right side
    15,056.15x = 188,693,966.32
  5. Step 5: Solve for x
    x = 188,693,966.32/15,056.15
  6. Step 6: Final answer
    x = 12,532.69

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.