Home / 19,123.56-26,387.91-10,625.04

Finding the Fourth Proportional to 19,123.56, 26,387.91 and 10,625.04

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Solution

The fourth proportional to 19,123.56, 26,387.91 and 10,625.04 is: 14,661.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,123.56 : 26,387.91 = 10,625.04 : x
  2. Step 2: Convert to fraction form
    19,123.56/26,387.91 = 10,625.04/x
  3. Step 3: Cross multiply
    19,123.56x = 26,387.91 × 10,625.04
  4. Step 4: Simplify right side
    19,123.56x = 280,372,599.27
  5. Step 5: Solve for x
    x = 280,372,599.27/19,123.56
  6. Step 6: Final answer
    x = 14,661.11

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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.