Home / 15,431.29-23,129.47-7,094.10

Finding the Fourth Proportional to 15,431.29, 23,129.47 and 7,094.10

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Solution

The fourth proportional to 15,431.29, 23,129.47 and 7,094.10 is: 10,633.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,431.29 : 23,129.47 = 7,094.10 : x
  2. Step 2: Convert to fraction form
    15,431.29/23,129.47 = 7,094.10/x
  3. Step 3: Cross multiply
    15,431.29x = 23,129.47 × 7,094.10
  4. Step 4: Simplify right side
    15,431.29x = 164,082,698.72
  5. Step 5: Solve for x
    x = 164,082,698.72/15,431.29
  6. Step 6: Final answer
    x = 10,633.11

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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.