Home / 13,989.11-19,312.11-10,795.23

Finding the Fourth Proportional to 13,989.11, 19,312.11 and 10,795.23

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Solution

The fourth proportional to 13,989.11, 19,312.11 and 10,795.23 is: 14,902.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,989.11 : 19,312.11 = 10,795.23 : x
  2. Step 2: Convert to fraction form
    13,989.11/19,312.11 = 10,795.23/x
  3. Step 3: Cross multiply
    13,989.11x = 19,312.11 × 10,795.23
  4. Step 4: Simplify right side
    13,989.11x = 208,478,669.24
  5. Step 5: Solve for x
    x = 208,478,669.24/13,989.11
  6. Step 6: Final answer
    x = 14,902.92

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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.