Home / 23,627.80-35,448.64-6,988.28

Finding the Fourth Proportional to 23,627.80, 35,448.64 and 6,988.28

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Solution

The fourth proportional to 23,627.80, 35,448.64 and 6,988.28 is: 10,484.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,627.80 : 35,448.64 = 6,988.28 : x
  2. Step 2: Convert to fraction form
    23,627.80/35,448.64 = 6,988.28/x
  3. Step 3: Cross multiply
    23,627.80x = 35,448.64 × 6,988.28
  4. Step 4: Simplify right side
    23,627.80x = 247,724,827.23
  5. Step 5: Solve for x
    x = 247,724,827.23/23,627.80
  6. Step 6: Final answer
    x = 10,484.46

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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.