Home / 28,854.81-43,284.69-10,133.24

Finding the Fourth Proportional to 28,854.81, 43,284.69 and 10,133.24

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Solution

The fourth proportional to 28,854.81, 43,284.69 and 10,133.24 is: 15,200.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,854.81 : 43,284.69 = 10,133.24 : x
  2. Step 2: Convert to fraction form
    28,854.81/43,284.69 = 10,133.24/x
  3. Step 3: Cross multiply
    28,854.81x = 43,284.69 × 10,133.24
  4. Step 4: Simplify right side
    28,854.81x = 438,614,152.10
  5. Step 5: Solve for x
    x = 438,614,152.10/28,854.81
  6. Step 6: Final answer
    x = 15,200.73

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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.