Home / 15,651.48-23,462.64-7,851.24

Finding the Fourth Proportional to 15,651.48, 23,462.64 and 7,851.24

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Solution

The fourth proportional to 15,651.48, 23,462.64 and 7,851.24 is: 11,769.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,651.48 : 23,462.64 = 7,851.24 : x
  2. Step 2: Convert to fraction form
    15,651.48/23,462.64 = 7,851.24/x
  3. Step 3: Cross multiply
    15,651.48x = 23,462.64 × 7,851.24
  4. Step 4: Simplify right side
    15,651.48x = 184,210,817.67
  5. Step 5: Solve for x
    x = 184,210,817.67/15,651.48
  6. Step 6: Final answer
    x = 11,769.55

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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.