Home / 15,108.75-22,646.93-7,300.35

Finding the Fourth Proportional to 15,108.75, 22,646.93 and 7,300.35

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Solution

The fourth proportional to 15,108.75, 22,646.93 and 7,300.35 is: 10,942.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,108.75 : 22,646.93 = 7,300.35 : x
  2. Step 2: Convert to fraction form
    15,108.75/22,646.93 = 7,300.35/x
  3. Step 3: Cross multiply
    15,108.75x = 22,646.93 × 7,300.35
  4. Step 4: Simplify right side
    15,108.75x = 165,330,478.92
  5. Step 5: Solve for x
    x = 165,330,478.92/15,108.75
  6. Step 6: Final answer
    x = 10,942.70

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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.