Home / 25,507.18-35,200.65-15,437.44

Finding the Fourth Proportional to 25,507.18, 35,200.65 and 15,437.44

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Solution

The fourth proportional to 25,507.18, 35,200.65 and 15,437.44 is: 21,304.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,507.18 : 35,200.65 = 15,437.44 : x
  2. Step 2: Convert to fraction form
    25,507.18/35,200.65 = 15,437.44/x
  3. Step 3: Cross multiply
    25,507.18x = 35,200.65 × 15,437.44
  4. Step 4: Simplify right side
    25,507.18x = 543,407,922.34
  5. Step 5: Solve for x
    x = 543,407,922.34/25,507.18
  6. Step 6: Final answer
    x = 21,304.12

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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.