Home / 15,407.50-23,110.34-4,313.94

Finding the Fourth Proportional to 15,407.50, 23,110.34 and 4,313.94

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Solution

The fourth proportional to 15,407.50, 23,110.34 and 4,313.94 is: 6,470.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,407.50 : 23,110.34 = 4,313.94 : x
  2. Step 2: Convert to fraction form
    15,407.50/23,110.34 = 4,313.94/x
  3. Step 3: Cross multiply
    15,407.50x = 23,110.34 × 4,313.94
  4. Step 4: Simplify right side
    15,407.50x = 99,696,620.14
  5. Step 5: Solve for x
    x = 99,696,620.14/15,407.50
  6. Step 6: Final answer
    x = 6,470.66

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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.