Home / 28,889.47-43,334.25-10,159.35

Finding the Fourth Proportional to 28,889.47, 43,334.25 and 10,159.35

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Solution

The fourth proportional to 28,889.47, 43,334.25 and 10,159.35 is: 15,239.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,889.47 : 43,334.25 = 10,159.35 : x
  2. Step 2: Convert to fraction form
    28,889.47/43,334.25 = 10,159.35/x
  3. Step 3: Cross multiply
    28,889.47x = 43,334.25 × 10,159.35
  4. Step 4: Simplify right side
    28,889.47x = 440,247,812.74
  5. Step 5: Solve for x
    x = 440,247,812.74/28,889.47
  6. Step 6: Final answer
    x = 15,239.04

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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.