Home / 22,859.36-34,253.76-15,434.72

Finding the Fourth Proportional to 22,859.36, 34,253.76 and 15,434.72

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Solution

The fourth proportional to 22,859.36, 34,253.76 and 15,434.72 is: 23,128.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,859.36 : 34,253.76 = 15,434.72 : x
  2. Step 2: Convert to fraction form
    22,859.36/34,253.76 = 15,434.72/x
  3. Step 3: Cross multiply
    22,859.36x = 34,253.76 × 15,434.72
  4. Step 4: Simplify right side
    22,859.36x = 528,697,194.55
  5. Step 5: Solve for x
    x = 528,697,194.55/22,859.36
  6. Step 6: Final answer
    x = 23,128.26

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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.