Home / 15,427.29-23,140.93-3,740.51

Finding the Fourth Proportional to 15,427.29, 23,140.93 and 3,740.51

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Solution

The fourth proportional to 15,427.29, 23,140.93 and 3,740.51 is: 5,610.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,427.29 : 23,140.93 = 3,740.51 : x
  2. Step 2: Convert to fraction form
    15,427.29/23,140.93 = 3,740.51/x
  3. Step 3: Cross multiply
    15,427.29x = 23,140.93 × 3,740.51
  4. Step 4: Simplify right side
    15,427.29x = 86,558,880.07
  5. Step 5: Solve for x
    x = 86,558,880.07/15,427.29
  6. Step 6: Final answer
    x = 5,610.76

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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.