Home / 19,453.20-26,846.69-10,840.76

Finding the Fourth Proportional to 19,453.20, 26,846.69 and 10,840.76

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Solution

The fourth proportional to 19,453.20, 26,846.69 and 10,840.76 is: 14,960.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,453.20 : 26,846.69 = 10,840.76 : x
  2. Step 2: Convert to fraction form
    19,453.20/26,846.69 = 10,840.76/x
  3. Step 3: Cross multiply
    19,453.20x = 26,846.69 × 10,840.76
  4. Step 4: Simplify right side
    19,453.20x = 291,038,523.08
  5. Step 5: Solve for x
    x = 291,038,523.08/19,453.20
  6. Step 6: Final answer
    x = 14,960.96

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Half scale
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Double scale
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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.