Home / 19,129.07-26,400.58-10,747.19

Finding the Fourth Proportional to 19,129.07, 26,400.58 and 10,747.19

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Solution

The fourth proportional to 19,129.07, 26,400.58 and 10,747.19 is: 14,832.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,129.07 : 26,400.58 = 10,747.19 : x
  2. Step 2: Convert to fraction form
    19,129.07/26,400.58 = 10,747.19/x
  3. Step 3: Cross multiply
    19,129.07x = 26,400.58 × 10,747.19
  4. Step 4: Simplify right side
    19,129.07x = 283,731,890.50
  5. Step 5: Solve for x
    x = 283,731,890.50/19,129.07
  6. Step 6: Final answer
    x = 14,832.50

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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.