Home / 17,123.40-25,688.75-7,267.32

Finding the Fourth Proportional to 17,123.40, 25,688.75 and 7,267.32

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Solution

The fourth proportional to 17,123.40, 25,688.75 and 7,267.32 is: 10,902.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,123.40 : 25,688.75 = 7,267.32 : x
  2. Step 2: Convert to fraction form
    17,123.40/25,688.75 = 7,267.32/x
  3. Step 3: Cross multiply
    17,123.40x = 25,688.75 × 7,267.32
  4. Step 4: Simplify right side
    17,123.40x = 186,688,330.31
  5. Step 5: Solve for x
    x = 186,688,330.31/17,123.40
  6. Step 6: Final answer
    x = 10,902.53

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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.