Home / 25,157.40-37,735.47-6,437.49

Finding the Fourth Proportional to 25,157.40, 37,735.47 and 6,437.49

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Solution

The fourth proportional to 25,157.40, 37,735.47 and 6,437.49 is: 9,656.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,157.40 : 37,735.47 = 6,437.49 : x
  2. Step 2: Convert to fraction form
    25,157.40/37,735.47 = 6,437.49/x
  3. Step 3: Cross multiply
    25,157.40x = 37,735.47 × 6,437.49
  4. Step 4: Simplify right side
    25,157.40x = 242,921,710.77
  5. Step 5: Solve for x
    x = 242,921,710.77/25,157.40
  6. Step 6: Final answer
    x = 9,656.07

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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.