Home / 15,507.03-23,260.56-12,759.93

Finding the Fourth Proportional to 15,507.03, 23,260.56 and 12,759.93

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Solution

The fourth proportional to 15,507.03, 23,260.56 and 12,759.93 is: 19,139.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,507.03 : 23,260.56 = 12,759.93 : x
  2. Step 2: Convert to fraction form
    15,507.03/23,260.56 = 12,759.93/x
  3. Step 3: Cross multiply
    15,507.03x = 23,260.56 × 12,759.93
  4. Step 4: Simplify right side
    15,507.03x = 296,803,117.36
  5. Step 5: Solve for x
    x = 296,803,117.36/15,507.03
  6. Step 6: Final answer
    x = 19,139.91

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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.