Home / 30,429.04-41,984.40-17,851.36

Finding the Fourth Proportional to 30,429.04, 41,984.40 and 17,851.36

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Solution

The fourth proportional to 30,429.04, 41,984.40 and 17,851.36 is: 24,630.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,429.04 : 41,984.40 = 17,851.36 : x
  2. Step 2: Convert to fraction form
    30,429.04/41,984.40 = 17,851.36/x
  3. Step 3: Cross multiply
    30,429.04x = 41,984.40 × 17,851.36
  4. Step 4: Simplify right side
    30,429.04x = 749,478,638.78
  5. Step 5: Solve for x
    x = 749,478,638.78/30,429.04
  6. Step 6: Final answer
    x = 24,630.37

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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.