Home / 19,488.34-26,893.81-10,535.76

Finding the Fourth Proportional to 19,488.34, 26,893.81 and 10,535.76

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Solution

The fourth proportional to 19,488.34, 26,893.81 and 10,535.76 is: 14,539.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,488.34 : 26,893.81 = 10,535.76 : x
  2. Step 2: Convert to fraction form
    19,488.34/26,893.81 = 10,535.76/x
  3. Step 3: Cross multiply
    19,488.34x = 26,893.81 × 10,535.76
  4. Step 4: Simplify right side
    19,488.34x = 283,346,727.65
  5. Step 5: Solve for x
    x = 283,346,727.65/19,488.34
  6. Step 6: Final answer
    x = 14,539.30

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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.