Home / 14,412.38-21,599.72-7,386.44

Finding the Fourth Proportional to 14,412.38, 21,599.72 and 7,386.44

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Solution

The fourth proportional to 14,412.38, 21,599.72 and 7,386.44 is: 11,070.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,412.38 : 21,599.72 = 7,386.44 : x
  2. Step 2: Convert to fraction form
    14,412.38/21,599.72 = 7,386.44/x
  3. Step 3: Cross multiply
    14,412.38x = 21,599.72 × 7,386.44
  4. Step 4: Simplify right side
    14,412.38x = 159,545,035.80
  5. Step 5: Solve for x
    x = 159,545,035.80/14,412.38
  6. Step 6: Final answer
    x = 11,070.00

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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.