Home / 15,334.35-22,889.62-13,157.07

Finding the Fourth Proportional to 15,334.35, 22,889.62 and 13,157.07

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Solution

The fourth proportional to 15,334.35, 22,889.62 and 13,157.07 is: 19,639.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,334.35 : 22,889.62 = 13,157.07 : x
  2. Step 2: Convert to fraction form
    15,334.35/22,889.62 = 13,157.07/x
  3. Step 3: Cross multiply
    15,334.35x = 22,889.62 × 13,157.07
  4. Step 4: Simplify right side
    15,334.35x = 301,160,332.61
  5. Step 5: Solve for x
    x = 301,160,332.61/15,334.35
  6. Step 6: Final answer
    x = 19,639.59

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.