Home / 13,346.41-18,417.47-7,296.54

Finding the Fourth Proportional to 13,346.41, 18,417.47 and 7,296.54

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Solution

The fourth proportional to 13,346.41, 18,417.47 and 7,296.54 is: 10,068.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,346.41 : 18,417.47 = 7,296.54 : x
  2. Step 2: Convert to fraction form
    13,346.41/18,417.47 = 7,296.54/x
  3. Step 3: Cross multiply
    13,346.41x = 18,417.47 × 7,296.54
  4. Step 4: Simplify right side
    13,346.41x = 134,383,714.47
  5. Step 5: Solve for x
    x = 134,383,714.47/13,346.41
  6. Step 6: Final answer
    x = 10,068.91

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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.