Home / 18,005.48-24,847.75-10,047.53

Finding the Fourth Proportional to 18,005.48, 24,847.75 and 10,047.53

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Solution

The fourth proportional to 18,005.48, 24,847.75 and 10,047.53 is: 13,865.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,005.48 : 24,847.75 = 10,047.53 : x
  2. Step 2: Convert to fraction form
    18,005.48/24,847.75 = 10,047.53/x
  3. Step 3: Cross multiply
    18,005.48x = 24,847.75 × 10,047.53
  4. Step 4: Simplify right side
    18,005.48x = 249,658,513.56
  5. Step 5: Solve for x
    x = 249,658,513.56/18,005.48
  6. Step 6: Final answer
    x = 13,865.70

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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.