Home / 14,678.81-22,024.39-9,136.79

Finding the Fourth Proportional to 14,678.81, 22,024.39 and 9,136.79

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Solution

The fourth proportional to 14,678.81, 22,024.39 and 9,136.79 is: 13,709.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,678.81 : 22,024.39 = 9,136.79 : x
  2. Step 2: Convert to fraction form
    14,678.81/22,024.39 = 9,136.79/x
  3. Step 3: Cross multiply
    14,678.81x = 22,024.39 × 9,136.79
  4. Step 4: Simplify right side
    14,678.81x = 201,232,226.31
  5. Step 5: Solve for x
    x = 201,232,226.31/14,678.81
  6. Step 6: Final answer
    x = 13,709.03

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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.