Home / 28,849.32-43,272.36-10,130.22

Finding the Fourth Proportional to 28,849.32, 43,272.36 and 10,130.22

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Solution

The fourth proportional to 28,849.32, 43,272.36 and 10,130.22 is: 15,194.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,849.32 : 43,272.36 = 10,130.22 : x
  2. Step 2: Convert to fraction form
    28,849.32/43,272.36 = 10,130.22/x
  3. Step 3: Cross multiply
    28,849.32x = 43,272.36 × 10,130.22
  4. Step 4: Simplify right side
    28,849.32x = 438,358,526.72
  5. Step 5: Solve for x
    x = 438,358,526.72/28,849.32
  6. Step 6: Final answer
    x = 15,194.76

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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.