Home / 24,278.70-33,507.81-13,670.40

Finding the Fourth Proportional to 24,278.70, 33,507.81 and 13,670.40

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Solution

The fourth proportional to 24,278.70, 33,507.81 and 13,670.40 is: 18,866.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,278.70 : 33,507.81 = 13,670.40 : x
  2. Step 2: Convert to fraction form
    24,278.70/33,507.81 = 13,670.40/x
  3. Step 3: Cross multiply
    24,278.70x = 33,507.81 × 13,670.40
  4. Step 4: Simplify right side
    24,278.70x = 458,065,240.21
  5. Step 5: Solve for x
    x = 458,065,240.21/24,278.70
  6. Step 6: Final answer
    x = 18,866.96

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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.