Home / 29,043.13-40,091.79-19,624.45

Finding the Fourth Proportional to 29,043.13, 40,091.79 and 19,624.45

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Solution

The fourth proportional to 29,043.13, 40,091.79 and 19,624.45 is: 27,090.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,043.13 : 40,091.79 = 19,624.45 : x
  2. Step 2: Convert to fraction form
    29,043.13/40,091.79 = 19,624.45/x
  3. Step 3: Cross multiply
    29,043.13x = 40,091.79 × 19,624.45
  4. Step 4: Simplify right side
    29,043.13x = 786,779,328.27
  5. Step 5: Solve for x
    x = 786,779,328.27/29,043.13
  6. Step 6: Final answer
    x = 27,090.03

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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.