Home / 19,011.78-26,235.48-10,513.34

Finding the Fourth Proportional to 19,011.78, 26,235.48 and 10,513.34

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Solution

The fourth proportional to 19,011.78, 26,235.48 and 10,513.34 is: 14,507.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,011.78 : 26,235.48 = 10,513.34 : x
  2. Step 2: Convert to fraction form
    19,011.78/26,235.48 = 10,513.34/x
  3. Step 3: Cross multiply
    19,011.78x = 26,235.48 × 10,513.34
  4. Step 4: Simplify right side
    19,011.78x = 275,822,521.30
  5. Step 5: Solve for x
    x = 275,822,521.30/19,011.78
  6. Step 6: Final answer
    x = 14,507.98

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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.