Home / 14,263.49-21,387.51-10,111.62

Finding the Fourth Proportional to 14,263.49, 21,387.51 and 10,111.62

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Solution

The fourth proportional to 14,263.49, 21,387.51 and 10,111.62 is: 15,161.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,263.49 : 21,387.51 = 10,111.62 : x
  2. Step 2: Convert to fraction form
    14,263.49/21,387.51 = 10,111.62/x
  3. Step 3: Cross multiply
    14,263.49x = 21,387.51 × 10,111.62
  4. Step 4: Simplify right side
    14,263.49x = 216,262,373.87
  5. Step 5: Solve for x
    x = 216,262,373.87/14,263.49
  6. Step 6: Final answer
    x = 15,161.96

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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.