Home / 43,815.03-65,722.55-10,535.10

Finding the Fourth Proportional to 43,815.03, 65,722.55 and 10,535.10

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Solution

The fourth proportional to 43,815.03, 65,722.55 and 10,535.10 is: 15,802.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,815.03 : 65,722.55 = 10,535.10 : x
  2. Step 2: Convert to fraction form
    43,815.03/65,722.55 = 10,535.10/x
  3. Step 3: Cross multiply
    43,815.03x = 65,722.55 × 10,535.10
  4. Step 4: Simplify right side
    43,815.03x = 692,393,636.51
  5. Step 5: Solve for x
    x = 692,393,636.51/43,815.03
  6. Step 6: Final answer
    x = 15,802.65

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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.