Home / 28,767.28-43,095.63-17,641.52

Finding the Fourth Proportional to 28,767.28, 43,095.63 and 17,641.52

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Solution

The fourth proportional to 28,767.28, 43,095.63 and 17,641.52 is: 26,428.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,767.28 : 43,095.63 = 17,641.52 : x
  2. Step 2: Convert to fraction form
    28,767.28/43,095.63 = 17,641.52/x
  3. Step 3: Cross multiply
    28,767.28x = 43,095.63 × 17,641.52
  4. Step 4: Simplify right side
    28,767.28x = 760,272,418.56
  5. Step 5: Solve for x
    x = 760,272,418.56/28,767.28
  6. Step 6: Final answer
    x = 26,428.38

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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.