Home / 22,899.36-34,320.30-12,368.94

Finding the Fourth Proportional to 22,899.36, 34,320.30 and 12,368.94

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Solution

The fourth proportional to 22,899.36, 34,320.30 and 12,368.94 is: 18,537.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,899.36 : 34,320.30 = 12,368.94 : x
  2. Step 2: Convert to fraction form
    22,899.36/34,320.30 = 12,368.94/x
  3. Step 3: Cross multiply
    22,899.36x = 34,320.30 × 12,368.94
  4. Step 4: Simplify right side
    22,899.36x = 424,505,731.48
  5. Step 5: Solve for x
    x = 424,505,731.48/22,899.36
  6. Step 6: Final answer
    x = 18,537.89

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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.