Home / 12,925.84-17,837.55-7,260.68

Finding the Fourth Proportional to 12,925.84, 17,837.55 and 7,260.68

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Solution

The fourth proportional to 12,925.84, 17,837.55 and 7,260.68 is: 10,019.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,925.84 : 17,837.55 = 7,260.68 : x
  2. Step 2: Convert to fraction form
    12,925.84/17,837.55 = 7,260.68/x
  3. Step 3: Cross multiply
    12,925.84x = 17,837.55 × 7,260.68
  4. Step 4: Simplify right side
    12,925.84x = 129,512,617.04
  5. Step 5: Solve for x
    x = 129,512,617.04/12,925.84
  6. Step 6: Final answer
    x = 10,019.67

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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.