Home / 14,349.40-21,524.10-9,975.40

Finding the Fourth Proportional to 14,349.40, 21,524.10 and 9,975.40

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Solution

The fourth proportional to 14,349.40, 21,524.10 and 9,975.40 is: 14,963.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,349.40 : 21,524.10 = 9,975.40 : x
  2. Step 2: Convert to fraction form
    14,349.40/21,524.10 = 9,975.40/x
  3. Step 3: Cross multiply
    14,349.40x = 21,524.10 × 9,975.40
  4. Step 4: Simplify right side
    14,349.40x = 214,711,507.14
  5. Step 5: Solve for x
    x = 214,711,507.14/14,349.40
  6. Step 6: Final answer
    x = 14,963.10

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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.