Home / 16,225.83-22,386.51-9,512.55

Finding the Fourth Proportional to 16,225.83, 22,386.51 and 9,512.55

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Solution

The fourth proportional to 16,225.83, 22,386.51 and 9,512.55 is: 13,124.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,225.83 : 22,386.51 = 9,512.55 : x
  2. Step 2: Convert to fraction form
    16,225.83/22,386.51 = 9,512.55/x
  3. Step 3: Cross multiply
    16,225.83x = 22,386.51 × 9,512.55
  4. Step 4: Simplify right side
    16,225.83x = 212,952,795.70
  5. Step 5: Solve for x
    x = 212,952,795.70/16,225.83
  6. Step 6: Final answer
    x = 13,124.31

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.