Home / 19,487.87-26,893.28-10,535.37

Finding the Fourth Proportional to 19,487.87, 26,893.28 and 10,535.37

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Solution

The fourth proportional to 19,487.87, 26,893.28 and 10,535.37 is: 14,538.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,487.87 : 26,893.28 = 10,535.37 : x
  2. Step 2: Convert to fraction form
    19,487.87/26,893.28 = 10,535.37/x
  3. Step 3: Cross multiply
    19,487.87x = 26,893.28 × 10,535.37
  4. Step 4: Simplify right side
    19,487.87x = 283,330,655.31
  5. Step 5: Solve for x
    x = 283,330,655.31/19,487.87
  6. Step 6: Final answer
    x = 14,538.82

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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.