Home / 43,818.14-65,727.16-10,538.18

Finding the Fourth Proportional to 43,818.14, 65,727.16 and 10,538.18

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Solution

The fourth proportional to 43,818.14, 65,727.16 and 10,538.18 is: 15,807.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,818.14 : 65,727.16 = 10,538.18 : x
  2. Step 2: Convert to fraction form
    43,818.14/65,727.16 = 10,538.18/x
  3. Step 3: Cross multiply
    43,818.14x = 65,727.16 × 10,538.18
  4. Step 4: Simplify right side
    43,818.14x = 692,644,642.97
  5. Step 5: Solve for x
    x = 692,644,642.97/43,818.14
  6. Step 6: Final answer
    x = 15,807.26

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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.