Home / 29,005.22-40,025.85-16,430.06

Finding the Fourth Proportional to 29,005.22, 40,025.85 and 16,430.06

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Solution

The fourth proportional to 29,005.22, 40,025.85 and 16,430.06 is: 22,672.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,005.22 : 40,025.85 = 16,430.06 : x
  2. Step 2: Convert to fraction form
    29,005.22/40,025.85 = 16,430.06/x
  3. Step 3: Cross multiply
    29,005.22x = 40,025.85 × 16,430.06
  4. Step 4: Simplify right side
    29,005.22x = 657,627,117.05
  5. Step 5: Solve for x
    x = 657,627,117.05/29,005.22
  6. Step 6: Final answer
    x = 22,672.72

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.