Home / 23,705.14-32,688.54-20,359.02

Finding the Fourth Proportional to 23,705.14, 32,688.54 and 20,359.02

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Solution

The fourth proportional to 23,705.14, 32,688.54 and 20,359.02 is: 28,074.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,705.14 : 32,688.54 = 20,359.02 : x
  2. Step 2: Convert to fraction form
    23,705.14/32,688.54 = 20,359.02/x
  3. Step 3: Cross multiply
    23,705.14x = 32,688.54 × 20,359.02
  4. Step 4: Simplify right side
    23,705.14x = 665,506,639.63
  5. Step 5: Solve for x
    x = 665,506,639.63/23,705.14
  6. Step 6: Final answer
    x = 28,074.36

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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.