Home / 15,437.08-23,157.04-7,119.39

Finding the Fourth Proportional to 15,437.08, 23,157.04 and 7,119.39

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Solution

The fourth proportional to 15,437.08, 23,157.04 and 7,119.39 is: 10,679.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,437.08 : 23,157.04 = 7,119.39 : x
  2. Step 2: Convert to fraction form
    15,437.08/23,157.04 = 7,119.39/x
  3. Step 3: Cross multiply
    15,437.08x = 23,157.04 × 7,119.39
  4. Step 4: Simplify right side
    15,437.08x = 164,863,999.01
  5. Step 5: Solve for x
    x = 164,863,999.01/15,437.08
  6. Step 6: Final answer
    x = 10,679.74

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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.