Home / 13,835.25-19,094.09-8,529.93

Finding the Fourth Proportional to 13,835.25, 19,094.09 and 8,529.93

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Solution

The fourth proportional to 13,835.25, 19,094.09 and 8,529.93 is: 11,772.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,835.25 : 19,094.09 = 8,529.93 : x
  2. Step 2: Convert to fraction form
    13,835.25/19,094.09 = 8,529.93/x
  3. Step 3: Cross multiply
    13,835.25x = 19,094.09 × 8,529.93
  4. Step 4: Simplify right side
    13,835.25x = 162,871,208.46
  5. Step 5: Solve for x
    x = 162,871,208.46/13,835.25
  6. Step 6: Final answer
    x = 11,772.19

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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.