Home / 15,437.64-23,156.54-5,575.08

Finding the Fourth Proportional to 15,437.64, 23,156.54 and 5,575.08

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Solution

The fourth proportional to 15,437.64, 23,156.54 and 5,575.08 is: 8,362.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,437.64 : 23,156.54 = 5,575.08 : x
  2. Step 2: Convert to fraction form
    15,437.64/23,156.54 = 5,575.08/x
  3. Step 3: Cross multiply
    15,437.64x = 23,156.54 × 5,575.08
  4. Step 4: Simplify right side
    15,437.64x = 129,099,563.02
  5. Step 5: Solve for x
    x = 129,099,563.02/15,437.64
  6. Step 6: Final answer
    x = 8,362.65

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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.