Home / 15,981.84-23,972.76-10,126.13

Finding the Fourth Proportional to 15,981.84, 23,972.76 and 10,126.13

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Solution

The fourth proportional to 15,981.84, 23,972.76 and 10,126.13 is: 15,189.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,981.84 : 23,972.76 = 10,126.13 : x
  2. Step 2: Convert to fraction form
    15,981.84/23,972.76 = 10,126.13/x
  3. Step 3: Cross multiply
    15,981.84x = 23,972.76 × 10,126.13
  4. Step 4: Simplify right side
    15,981.84x = 242,751,164.36
  5. Step 5: Solve for x
    x = 242,751,164.36/15,981.84
  6. Step 6: Final answer
    x = 15,189.19

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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.