Home / 13,746.33-20,631.65-9,053.19

Finding the Fourth Proportional to 13,746.33, 20,631.65 and 9,053.19

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Solution

The fourth proportional to 13,746.33, 20,631.65 and 9,053.19 is: 13,587.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,746.33 : 20,631.65 = 9,053.19 : x
  2. Step 2: Convert to fraction form
    13,746.33/20,631.65 = 9,053.19/x
  3. Step 3: Cross multiply
    13,746.33x = 20,631.65 × 9,053.19
  4. Step 4: Simplify right side
    13,746.33x = 186,782,202.20
  5. Step 5: Solve for x
    x = 186,782,202.20/13,746.33
  6. Step 6: Final answer
    x = 13,587.79

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.