Home / 18,686.49-25,792.19-10,733.10

Finding the Fourth Proportional to 18,686.49, 25,792.19 and 10,733.10

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Solution

The fourth proportional to 18,686.49, 25,792.19 and 10,733.10 is: 14,814.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,686.49 : 25,792.19 = 10,733.10 : x
  2. Step 2: Convert to fraction form
    18,686.49/25,792.19 = 10,733.10/x
  3. Step 3: Cross multiply
    18,686.49x = 25,792.19 × 10,733.10
  4. Step 4: Simplify right side
    18,686.49x = 276,830,154.49
  5. Step 5: Solve for x
    x = 276,830,154.49/18,686.49
  6. Step 6: Final answer
    x = 14,814.45

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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.