Home / 12,348.15-17,004.55-10,732.35

Finding the Fourth Proportional to 12,348.15, 17,004.55 and 10,732.35

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Solution

The fourth proportional to 12,348.15, 17,004.55 and 10,732.35 is: 14,779.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,348.15 : 17,004.55 = 10,732.35 : x
  2. Step 2: Convert to fraction form
    12,348.15/17,004.55 = 10,732.35/x
  3. Step 3: Cross multiply
    12,348.15x = 17,004.55 × 10,732.35
  4. Step 4: Simplify right side
    12,348.15x = 182,498,839.25
  5. Step 5: Solve for x
    x = 182,498,839.25/12,348.15
  6. Step 6: Final answer
    x = 14,779.45

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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.