Home / 13,225.95-19,845.89-5,835.51

Finding the Fourth Proportional to 13,225.95, 19,845.89 and 5,835.51

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Solution

The fourth proportional to 13,225.95, 19,845.89 and 5,835.51 is: 8,756.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,225.95 : 19,845.89 = 5,835.51 : x
  2. Step 2: Convert to fraction form
    13,225.95/19,845.89 = 5,835.51/x
  3. Step 3: Cross multiply
    13,225.95x = 19,845.89 × 5,835.51
  4. Step 4: Simplify right side
    13,225.95x = 115,810,889.55
  5. Step 5: Solve for x
    x = 115,810,889.55/13,225.95
  6. Step 6: Final answer
    x = 8,756.34

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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.