Home / 29,325.63-43,988.40-20,599.50

Finding the Fourth Proportional to 29,325.63, 43,988.40 and 20,599.50

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Solution

The fourth proportional to 29,325.63, 43,988.40 and 20,599.50 is: 30,899.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,325.63 : 43,988.40 = 20,599.50 : x
  2. Step 2: Convert to fraction form
    29,325.63/43,988.40 = 20,599.50/x
  3. Step 3: Cross multiply
    29,325.63x = 43,988.40 × 20,599.50
  4. Step 4: Simplify right side
    29,325.63x = 906,139,045.80
  5. Step 5: Solve for x
    x = 906,139,045.80/29,325.63
  6. Step 6: Final answer
    x = 30,899.22

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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.