Home / 21,466.62-32,199.93-9,783.18

Finding the Fourth Proportional to 21,466.62, 32,199.93 and 9,783.18

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Solution

The fourth proportional to 21,466.62, 32,199.93 and 9,783.18 is: 14,674.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,466.62 : 32,199.93 = 9,783.18 : x
  2. Step 2: Convert to fraction form
    21,466.62/32,199.93 = 9,783.18/x
  3. Step 3: Cross multiply
    21,466.62x = 32,199.93 × 9,783.18
  4. Step 4: Simplify right side
    21,466.62x = 315,017,711.18
  5. Step 5: Solve for x
    x = 315,017,711.18/21,466.62
  6. Step 6: Final answer
    x = 14,674.77

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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.