Home / 12,659.30-17,458.49-10,541.84

Finding the Fourth Proportional to 12,659.30, 17,458.49 and 10,541.84

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Solution

The fourth proportional to 12,659.30, 17,458.49 and 10,541.84 is: 14,538.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,659.30 : 17,458.49 = 10,541.84 : x
  2. Step 2: Convert to fraction form
    12,659.30/17,458.49 = 10,541.84/x
  3. Step 3: Cross multiply
    12,659.30x = 17,458.49 × 10,541.84
  4. Step 4: Simplify right side
    12,659.30x = 184,044,599.16
  5. Step 5: Solve for x
    x = 184,044,599.16/12,659.30
  6. Step 6: Final answer
    x = 14,538.29

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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.