Home / 29,419.32-44,128.98-20,693.28

Finding the Fourth Proportional to 29,419.32, 44,128.98 and 20,693.28

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Solution

The fourth proportional to 29,419.32, 44,128.98 and 20,693.28 is: 31,039.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,419.32 : 44,128.98 = 20,693.28 : x
  2. Step 2: Convert to fraction form
    29,419.32/44,128.98 = 20,693.28/x
  3. Step 3: Cross multiply
    29,419.32x = 44,128.98 × 20,693.28
  4. Step 4: Simplify right side
    29,419.32x = 913,173,339.25
  5. Step 5: Solve for x
    x = 913,173,339.25/29,419.32
  6. Step 6: Final answer
    x = 31,039.92

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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.