Home / 14,039.53-19,374.43-7,666.10

Finding the Fourth Proportional to 14,039.53, 19,374.43 and 7,666.10

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Solution

The fourth proportional to 14,039.53, 19,374.43 and 7,666.10 is: 10,579.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,039.53 : 19,374.43 = 7,666.10 : x
  2. Step 2: Convert to fraction form
    14,039.53/19,374.43 = 7,666.10/x
  3. Step 3: Cross multiply
    14,039.53x = 19,374.43 × 7,666.10
  4. Step 4: Simplify right side
    14,039.53x = 148,526,244.91
  5. Step 5: Solve for x
    x = 148,526,244.91/14,039.53
  6. Step 6: Final answer
    x = 10,579.14

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.