Home / 23,775.17-32,810.25-13,020.50

Finding the Fourth Proportional to 23,775.17, 32,810.25 and 13,020.50

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Solution

The fourth proportional to 23,775.17, 32,810.25 and 13,020.50 is: 17,968.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,775.17 : 32,810.25 = 13,020.50 : x
  2. Step 2: Convert to fraction form
    23,775.17/32,810.25 = 13,020.50/x
  3. Step 3: Cross multiply
    23,775.17x = 32,810.25 × 13,020.50
  4. Step 4: Simplify right side
    23,775.17x = 427,205,860.13
  5. Step 5: Solve for x
    x = 427,205,860.13/23,775.17
  6. Step 6: Final answer
    x = 17,968.57

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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.