Home / 15,159.09-22,738.64-4,628.69

Finding the Fourth Proportional to 15,159.09, 22,738.64 and 4,628.69

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Solution

The fourth proportional to 15,159.09, 22,738.64 and 4,628.69 is: 6,943.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,159.09 : 22,738.64 = 4,628.69 : x
  2. Step 2: Convert to fraction form
    15,159.09/22,738.64 = 4,628.69/x
  3. Step 3: Cross multiply
    15,159.09x = 22,738.64 × 4,628.69
  4. Step 4: Simplify right side
    15,159.09x = 105,249,978.74
  5. Step 5: Solve for x
    x = 105,249,978.74/15,159.09
  6. Step 6: Final answer
    x = 6,943.03

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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.