Home / 19,011.98-26,236.71-10,513.67

Finding the Fourth Proportional to 19,011.98, 26,236.71 and 10,513.67

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Solution

The fourth proportional to 19,011.98, 26,236.71 and 10,513.67 is: 14,508.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,011.98 : 26,236.71 = 10,513.67 : x
  2. Step 2: Convert to fraction form
    19,011.98/26,236.71 = 10,513.67/x
  3. Step 3: Cross multiply
    19,011.98x = 26,236.71 × 10,513.67
  4. Step 4: Simplify right side
    19,011.98x = 275,843,979.64
  5. Step 5: Solve for x
    x = 275,843,979.64/19,011.98
  6. Step 6: Final answer
    x = 14,508.95

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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.