Home / 13,441.17-18,548.84-7,473.05

Finding the Fourth Proportional to 13,441.17, 18,548.84 and 7,473.05

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Solution

The fourth proportional to 13,441.17, 18,548.84 and 7,473.05 is: 10,312.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,441.17 : 18,548.84 = 7,473.05 : x
  2. Step 2: Convert to fraction form
    13,441.17/18,548.84 = 7,473.05/x
  3. Step 3: Cross multiply
    13,441.17x = 18,548.84 × 7,473.05
  4. Step 4: Simplify right side
    13,441.17x = 138,616,325.63
  5. Step 5: Solve for x
    x = 138,616,325.63/13,441.17
  6. Step 6: Final answer
    x = 10,312.82

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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.