Home / 15,110.71-22,642.97-6,340.84

Finding the Fourth Proportional to 15,110.71, 22,642.97 and 6,340.84

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Solution

The fourth proportional to 15,110.71, 22,642.97 and 6,340.84 is: 9,501.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,110.71 : 22,642.97 = 6,340.84 : x
  2. Step 2: Convert to fraction form
    15,110.71/22,642.97 = 6,340.84/x
  3. Step 3: Cross multiply
    15,110.71x = 22,642.97 × 6,340.84
  4. Step 4: Simplify right side
    15,110.71x = 143,575,449.89
  5. Step 5: Solve for x
    x = 143,575,449.89/15,110.71
  6. Step 6: Final answer
    x = 9,501.57

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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.