Home / 23,427.77-32,343.69-15,493.01

Finding the Fourth Proportional to 23,427.77, 32,343.69 and 15,493.01

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Solution

The fourth proportional to 23,427.77, 32,343.69 and 15,493.01 is: 21,389.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,427.77 : 32,343.69 = 15,493.01 : x
  2. Step 2: Convert to fraction form
    23,427.77/32,343.69 = 15,493.01/x
  3. Step 3: Cross multiply
    23,427.77x = 32,343.69 × 15,493.01
  4. Step 4: Simplify right side
    23,427.77x = 501,101,112.61
  5. Step 5: Solve for x
    x = 501,101,112.61/23,427.77
  6. Step 6: Final answer
    x = 21,389.19

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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.