Home / 19,012.32-26,235.96-10,513.98

Finding the Fourth Proportional to 19,012.32, 26,235.96 and 10,513.98

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Solution

The fourth proportional to 19,012.32, 26,235.96 and 10,513.98 is: 14,508.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,012.32 : 26,235.96 = 10,513.98 : x
  2. Step 2: Convert to fraction form
    19,012.32/26,235.96 = 10,513.98/x
  3. Step 3: Cross multiply
    19,012.32x = 26,235.96 × 10,513.98
  4. Step 4: Simplify right side
    19,012.32x = 275,844,358.72
  5. Step 5: Solve for x
    x = 275,844,358.72/19,012.32
  6. Step 6: Final answer
    x = 14,508.72

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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.