Home / 27,312.10-40,968.15-9,783.70

Finding the Fourth Proportional to 27,312.10, 40,968.15 and 9,783.70

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Solution

The fourth proportional to 27,312.10, 40,968.15 and 9,783.70 is: 14,675.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,312.10 : 40,968.15 = 9,783.70 : x
  2. Step 2: Convert to fraction form
    27,312.10/40,968.15 = 9,783.70/x
  3. Step 3: Cross multiply
    27,312.10x = 40,968.15 × 9,783.70
  4. Step 4: Simplify right side
    27,312.10x = 400,820,089.16
  5. Step 5: Solve for x
    x = 400,820,089.16/27,312.10
  6. Step 6: Final answer
    x = 14,675.55

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Similar ratio
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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.