Home / 24,618.31-33,973.09-13,440.31

Finding the Fourth Proportional to 24,618.31, 33,973.09 and 13,440.31

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Solution

The fourth proportional to 24,618.31, 33,973.09 and 13,440.31 is: 18,547.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,618.31 : 33,973.09 = 13,440.31 : x
  2. Step 2: Convert to fraction form
    24,618.31/33,973.09 = 13,440.31/x
  3. Step 3: Cross multiply
    24,618.31x = 33,973.09 × 13,440.31
  4. Step 4: Simplify right side
    24,618.31x = 456,608,861.26
  5. Step 5: Solve for x
    x = 456,608,861.26/24,618.31
  6. Step 6: Final answer
    x = 18,547.53

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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.