Home / 13,989.36-19,312.45-10,795.48

Finding the Fourth Proportional to 13,989.36, 19,312.45 and 10,795.48

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Solution

The fourth proportional to 13,989.36, 19,312.45 and 10,795.48 is: 14,903.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,989.36 : 19,312.45 = 10,795.48 : x
  2. Step 2: Convert to fraction form
    13,989.36/19,312.45 = 10,795.48/x
  3. Step 3: Cross multiply
    13,989.36x = 19,312.45 × 10,795.48
  4. Step 4: Simplify right side
    13,989.36x = 208,487,167.73
  5. Step 5: Solve for x
    x = 208,487,167.73/13,989.36
  6. Step 6: Final answer
    x = 14,903.27

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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.