Home / 15,670.37-23,507.75-4,577.87

Finding the Fourth Proportional to 15,670.37, 23,507.75 and 4,577.87

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Solution

The fourth proportional to 15,670.37, 23,507.75 and 4,577.87 is: 6,867.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,670.37 : 23,507.75 = 4,577.87 : x
  2. Step 2: Convert to fraction form
    15,670.37/23,507.75 = 4,577.87/x
  3. Step 3: Cross multiply
    15,670.37x = 23,507.75 × 4,577.87
  4. Step 4: Simplify right side
    15,670.37x = 107,615,423.49
  5. Step 5: Solve for x
    x = 107,615,423.49/15,670.37
  6. Step 6: Final answer
    x = 6,867.45

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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.