Home / 12,484.10-17,225.52-7,948.60

Finding the Fourth Proportional to 12,484.10, 17,225.52 and 7,948.60

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Solution

The fourth proportional to 12,484.10, 17,225.52 and 7,948.60 is: 10,967.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,484.10 : 17,225.52 = 7,948.60 : x
  2. Step 2: Convert to fraction form
    12,484.10/17,225.52 = 7,948.60/x
  3. Step 3: Cross multiply
    12,484.10x = 17,225.52 × 7,948.60
  4. Step 4: Simplify right side
    12,484.10x = 136,918,768.27
  5. Step 5: Solve for x
    x = 136,918,768.27/12,484.10
  6. Step 6: Final answer
    x = 10,967.45

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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.