Home / 15,666.21-23,507.82-10,388.25

Finding the Fourth Proportional to 15,666.21, 23,507.82 and 10,388.25

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Solution

The fourth proportional to 15,666.21, 23,507.82 and 10,388.25 is: 15,588.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,666.21 : 23,507.82 = 10,388.25 : x
  2. Step 2: Convert to fraction form
    15,666.21/23,507.82 = 10,388.25/x
  3. Step 3: Cross multiply
    15,666.21x = 23,507.82 × 10,388.25
  4. Step 4: Simplify right side
    15,666.21x = 244,205,111.12
  5. Step 5: Solve for x
    x = 244,205,111.12/15,666.21
  6. Step 6: Final answer
    x = 15,588.01

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.