Home / 23,688.96-35,431.68-13,803.52

Finding the Fourth Proportional to 23,688.96, 35,431.68 and 13,803.52

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Solution

The fourth proportional to 23,688.96, 35,431.68 and 13,803.52 is: 20,645.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,688.96 : 35,431.68 = 13,803.52 : x
  2. Step 2: Convert to fraction form
    23,688.96/35,431.68 = 13,803.52/x
  3. Step 3: Cross multiply
    23,688.96x = 35,431.68 × 13,803.52
  4. Step 4: Simplify right side
    23,688.96x = 489,081,903.51
  5. Step 5: Solve for x
    x = 489,081,903.51/23,688.96
  6. Step 6: Final answer
    x = 20,645.98

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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.