Home / 29,005.36-40,027.40-16,430.10

Finding the Fourth Proportional to 29,005.36, 40,027.40 and 16,430.10

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Solution

The fourth proportional to 29,005.36, 40,027.40 and 16,430.10 is: 22,673.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,005.36 : 40,027.40 = 16,430.10 : x
  2. Step 2: Convert to fraction form
    29,005.36/40,027.40 = 16,430.10/x
  3. Step 3: Cross multiply
    29,005.36x = 40,027.40 × 16,430.10
  4. Step 4: Simplify right side
    29,005.36x = 657,654,184.74
  5. Step 5: Solve for x
    x = 657,654,184.74/29,005.36
  6. Step 6: Final answer
    x = 22,673.54

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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.