Home / 17,943.08-24,762.80-10,391.45

Finding the Fourth Proportional to 17,943.08, 24,762.80 and 10,391.45

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Solution

The fourth proportional to 17,943.08, 24,762.80 and 10,391.45 is: 14,340.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,943.08 : 24,762.80 = 10,391.45 : x
  2. Step 2: Convert to fraction form
    17,943.08/24,762.80 = 10,391.45/x
  3. Step 3: Cross multiply
    17,943.08x = 24,762.80 × 10,391.45
  4. Step 4: Simplify right side
    17,943.08x = 257,321,346.10
  5. Step 5: Solve for x
    x = 257,321,346.10/17,943.08
  6. Step 6: Final answer
    x = 14,340.98

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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.