Home / 15,774.64-23,677.35-13,029.28

Finding the Fourth Proportional to 15,774.64, 23,677.35 and 13,029.28

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Solution

The fourth proportional to 15,774.64, 23,677.35 and 13,029.28 is: 19,556.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,774.64 : 23,677.35 = 13,029.28 : x
  2. Step 2: Convert to fraction form
    15,774.64/23,677.35 = 13,029.28/x
  3. Step 3: Cross multiply
    15,774.64x = 23,677.35 × 13,029.28
  4. Step 4: Simplify right side
    15,774.64x = 308,498,822.81
  5. Step 5: Solve for x
    x = 308,498,822.81/15,774.64
  6. Step 6: Final answer
    x = 19,556.63

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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.