Home / 15,060.51-20,785.95-14,396.11

Finding the Fourth Proportional to 15,060.51, 20,785.95 and 14,396.11

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Solution

The fourth proportional to 15,060.51, 20,785.95 and 14,396.11 is: 19,868.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,060.51 : 20,785.95 = 14,396.11 : x
  2. Step 2: Convert to fraction form
    15,060.51/20,785.95 = 14,396.11/x
  3. Step 3: Cross multiply
    15,060.51x = 20,785.95 × 14,396.11
  4. Step 4: Simplify right side
    15,060.51x = 299,236,770.69
  5. Step 5: Solve for x
    x = 299,236,770.69/15,060.51
  6. Step 6: Final answer
    x = 19,868.97

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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.